UBUNTU-CVE-2021-38165

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Source
https://ubuntu.com/security/CVE-2021-38165
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38165.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-38165
Upstream
Downstream
Related
Published
2021-08-07T18:15:00Z
Modified
2025-09-08T16:47:16Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Lynx through 2.8.9 mishandles the userinfo subcomponent of a URI, which allows remote attackers to discover cleartext credentials because they may appear in SNI data.

References

Affected packages

Ubuntu:Pro:16.04:LTS / lynx

Package

Name
lynx
Purl
pkg:deb/ubuntu/lynx@2.8.9dev8-4ubuntu1+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.8.9dev8-4ubuntu1+esm2

Affected versions

2.*

2.8.9dev8-4ubuntu1
2.8.9dev8-4ubuntu1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.8.9dev8-4ubuntu1+esm2",
            "binary_name": "lynx"
        },
        {
            "binary_version": "2.8.9dev8-4ubuntu1+esm2",
            "binary_name": "lynx-common"
        },
        {
            "binary_version": "2.8.9dev8-4ubuntu1+esm2",
            "binary_name": "lynx-cur"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:18.04:LTS / lynx

Package

Name
lynx
Purl
pkg:deb/ubuntu/lynx@2.8.9dev16-3ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.8.9dev16-3ubuntu0.1~esm1

Affected versions

2.*

2.8.9dev16-1
2.8.9dev16-2
2.8.9dev16-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.8.9dev16-3ubuntu0.1~esm1",
            "binary_name": "lynx"
        },
        {
            "binary_version": "2.8.9dev16-3ubuntu0.1~esm1",
            "binary_name": "lynx-common"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:20.04:LTS / lynx

Package

Name
lynx
Purl
pkg:deb/ubuntu/lynx@2.9.0dev.5-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.0dev.5-1ubuntu0.1~esm1

Affected versions

2.*

2.9.0dev.4-1
2.9.0dev.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.0dev.5-1ubuntu0.1~esm1",
            "binary_name": "lynx"
        },
        {
            "binary_version": "2.9.0dev.5-1ubuntu0.1~esm1",
            "binary_name": "lynx-common"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}