USN-9072-1

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Source
https://ubuntu.com/security/notices/USN-9072-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9072-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-9072-1
Upstream
Related
Published
2026-11-12T20:51:12Z
Modified
2026-11-13T11:28:25Z
Summary
imapfilter vulnerability
Details

It was discovered that IMAPFilter did not validate the hostname in SSL/TLS server certificates. A remote attacker could possibly use this issue to intercept secure communications.

References

Affected packages

Ubuntu:Pro:16.04:LTS / imapfilter

Package

Name
imapfilter
Purl
pkg:deb/ubuntu/imapfilter?arch=source&distro=esm-apps-legacy%2Fxenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1:2.6.4-1ubuntu0.1~esm1

Affected versions

1:2.*
1:2.6.2-1
1:2.6.2-1ubuntu1
1:2.6.4-1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "imapfilter",
            "binary_version": "1:2.6.4-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2016-10937",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9072-1.json"

Ubuntu:Pro:18.04:LTS / imapfilter

Package

Name
imapfilter
Purl
pkg:deb/ubuntu/imapfilter?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1:2.6.11-1ubuntu0.1~esm1

Affected versions

1:2.*
1:2.6.10-1
1:2.6.11-1
1:2.6.11-1build1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "imapfilter",
            "binary_version": "1:2.6.11-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2016-10937",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9072-1.json"