UBUNTU-CVE-2020-10957

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Source
https://ubuntu.com/security/CVE-2020-10957
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-10957.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-10957
Related
Published
2020-05-18T12:00:00Z
Modified
2025-06-02T17:11:34Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.

References

Affected packages

Ubuntu:Pro:14.04:LTS / dovecot

Package

Name
dovecot
Purl
pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.6+esm2?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:2.2.9-1ubuntu2.6+esm2

Affected versions

1:2.*

1:2.1.7-7ubuntu3
1:2.2.9-1ubuntu1
1:2.2.9-1ubuntu2
1:2.2.9-1ubuntu2.1
1:2.2.9-1ubuntu2.3
1:2.2.9-1ubuntu2.4
1:2.2.9-1ubuntu2.5
1:2.2.9-1ubuntu2.6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "dovecot-core",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-core-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-dbg",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-dev",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-dev-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-gssapi",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-gssapi-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-imapd",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-imapd-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-ldap",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-ldap-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-lmtpd",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-lmtpd-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-managesieved",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-managesieved-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-mysql",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-mysql-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-pgsql",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-pgsql-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-pop3d",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-pop3d-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sieve",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sieve-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-solr",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-solr-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sqlite",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "dovecot-sqlite-dbgsym",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "mail-stack-delivery",
            "binary_version": "1:2.2.9-1ubuntu2.6+esm2"
        }
    ]
}

Ubuntu:16.04:LTS / dovecot

Package

Name
dovecot
Purl
pkg:deb/ubuntu/dovecot@1:2.2.22-1ubuntu2.12?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:2.2.22-1ubuntu2.12

Affected versions

1:2.*

1:2.2.18-2ubuntu2
1:2.2.22-1ubuntu1
1:2.2.22-1ubuntu2
1:2.2.22-1ubuntu2.1
1:2.2.22-1ubuntu2.2
1:2.2.22-1ubuntu2.3
1:2.2.22-1ubuntu2.4
1:2.2.22-1ubuntu2.6
1:2.2.22-1ubuntu2.7
1:2.2.22-1ubuntu2.8
1:2.2.22-1ubuntu2.9
1:2.2.22-1ubuntu2.10
1:2.2.22-1ubuntu2.11

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "dovecot-core",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-core-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-dbg",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-dev",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-dev-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-gssapi",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-gssapi-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-imapd",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-imapd-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-ldap",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-ldap-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-lmtpd",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-lmtpd-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-lucene",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-lucene-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-managesieved",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-managesieved-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-mysql",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-mysql-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-pgsql",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-pgsql-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-pop3d",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-pop3d-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-sieve",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-sieve-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-solr",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-solr-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-sqlite",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "dovecot-sqlite-dbgsym",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        },
        {
            "binary_name": "mail-stack-delivery",
            "binary_version": "1:2.2.22-1ubuntu2.12"
        }
    ]
}

Ubuntu:18.04:LTS / dovecot

Package

Name
dovecot
Purl
pkg:deb/ubuntu/dovecot@1:2.2.33.2-1ubuntu4.5?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:2.2.33.2-1ubuntu4.5

Affected versions

1:2.*

1:2.2.27-3ubuntu1
1:2.2.33.2-1ubuntu1
1:2.2.33.2-1ubuntu2
1:2.2.33.2-1ubuntu3
1:2.2.33.2-1ubuntu4
1:2.2.33.2-1ubuntu4.1
1:2.2.33.2-1ubuntu4.2
1:2.2.33.2-1ubuntu4.3
1:2.2.33.2-1ubuntu4.4

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "dovecot-core",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-core-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-dev",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-gssapi",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-gssapi-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-imapd",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-imapd-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-ldap",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-ldap-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-lmtpd",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-lmtpd-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-managesieved",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-managesieved-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-mysql",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-mysql-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-pgsql",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-pgsql-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-pop3d",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-pop3d-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-sieve",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-sieve-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-solr",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-solr-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-sqlite",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "dovecot-sqlite-dbgsym",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        },
        {
            "binary_name": "mail-stack-delivery",
            "binary_version": "1:2.2.33.2-1ubuntu4.5"
        }
    ]
}

Ubuntu:20.04:LTS / dovecot

Package

Name
dovecot
Purl
pkg:deb/ubuntu/dovecot@1:2.3.7.2-1ubuntu3.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:2.3.7.2-1ubuntu3.1

Affected versions

1:2.*

1:2.3.4.1-5ubuntu3
1:2.3.7.2-1ubuntu1
1:2.3.7.2-1ubuntu2
1:2.3.7.2-1ubuntu3

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "dovecot-auth-lua",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-auth-lua-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-core",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-core-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-dev",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-gssapi",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-gssapi-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-imapd",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-imapd-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-ldap",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-ldap-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-lmtpd",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-lmtpd-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-lucene",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-lucene-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-managesieved",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-managesieved-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-mysql",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-mysql-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-pgsql",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-pgsql-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-pop3d",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-pop3d-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-sieve",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-sieve-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-solr",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-solr-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-sqlite",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-sqlite-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-submissiond",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "dovecot-submissiond-dbgsym",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        },
        {
            "binary_name": "mail-stack-delivery",
            "binary_version": "1:2.3.7.2-1ubuntu3.1"
        }
    ]
}