UBUNTU-CVE-2020-37248

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Source
https://ubuntu.com/security/CVE-2020-37248
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37248.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-37248
Upstream
Published
2026-06-08T16:16:00Z
Modified
2026-06-11T12:41:55Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and extracting account credentials in cleartext.

References

Affected packages

Ubuntu:22.04:LTS / offlineimap3

Package

Name
offlineimap3
Purl
pkg:deb/ubuntu/offlineimap3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.0~git20210225.1e7ef9e+dfsg-4
0.0~git20211018.e64c254+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "offlineimap",
            "binary_version": "7.3.3+dfsg1-1+0.0~git20211018.e64c254+dfsg-1"
        },
        {
            "binary_name": "offlineimap3",
            "binary_version": "0.0~git20211018.e64c254+dfsg-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37248.json"

Ubuntu:24.04:LTS / offlineimap3

Package

Name
offlineimap3
Purl
pkg:deb/ubuntu/offlineimap3?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.0~git20230519.c9f44ad+dfsg-1
0.0~git20231201.77e70ed+dfsg-1
0.0~git20231218.d29a4dc+dfsg-3ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "offlineimap",
            "binary_version": "7.3.3+dfsg1-1+0.0~git20231218.d29a4dc+dfsg-3ubuntu1"
        },
        {
            "binary_name": "offlineimap3",
            "binary_version": "0.0~git20231218.d29a4dc+dfsg-3ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37248.json"

Ubuntu:25.10 / offlineimap3

Package

Name
offlineimap3
Purl
pkg:deb/ubuntu/offlineimap3?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.0~git20240826.db34745+dfsg-2ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "offlineimap",
            "binary_version": "7.3.3+dfsg1-1+0.0~git20240826.db34745+dfsg-2ubuntu1"
        },
        {
            "binary_name": "offlineimap3",
            "binary_version": "0.0~git20240826.db34745+dfsg-2ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37248.json"

Ubuntu:26.04:LTS / offlineimap3

Package

Name
offlineimap3
Purl
pkg:deb/ubuntu/offlineimap3?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.0~git20240826.db34745+dfsg-2ubuntu1
0.0~git20240826.db34745+dfsg-2ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "offlineimap",
            "binary_version": "7.3.3+dfsg1-1+0.0~git20240826.db34745+dfsg-2ubuntu2"
        },
        {
            "binary_name": "offlineimap3",
            "binary_version": "0.0~git20240826.db34745+dfsg-2ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37248.json"