UBUNTU-CVE-2020-22217

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Source
https://ubuntu.com/security/CVE-2020-22217
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22217.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-22217
Upstream
Downstream
Related
Published
2023-08-22T19:16:00Z
Modified
2025-07-18T16:46:00Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Buffer overflow vulnerability in c-ares before 1161 thru 1170 via function aresparsesoareply in aresparsesoareply.c.

References

Affected packages

Ubuntu:Pro:16.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.10.0-3ubuntu0.2+esm3?arch=source&distro=esm-infra/xenial

Affected ranges

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

Affected versions

1.*

1.10.0-2
1.10.0-3
1.10.0-3ubuntu0.1
1.10.0-3ubuntu0.2
1.10.0-3ubuntu0.2+esm1
1.10.0-3ubuntu0.2+esm2
1.10.0-3ubuntu0.2+esm3

Ecosystem specific 

{
    "priority_reason": "Only an out-of-bounds read, so denial of service only"
}

Ubuntu:Pro:18.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.14.0-1ubuntu0.2+esm2?arch=source&distro=esm-infra/bionic

Affected ranges

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

Affected versions

1.*

1.13.0-2
1.13.0-3
1.14.0-1
1.14.0-1ubuntu0.1
1.14.0-1ubuntu0.2
1.14.0-1ubuntu0.2+esm1
1.14.0-1ubuntu0.2+esm2

Ecosystem specific 

{
    "priority_reason": "Only an out-of-bounds read, so denial of service only"
}

Ubuntu:20.04:LTS / c-ares

Package

Name
c-ares
Purl
pkg:deb/ubuntu/c-ares@1.15.0-1ubuntu0.4?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.15.0-1ubuntu0.4

Affected versions

1.*

1.15.0-1build1
1.15.0-1ubuntu0.1
1.15.0-1ubuntu0.2
1.15.0-1ubuntu0.3

Ecosystem specific 

{
    "priority_reason": "Only an out-of-bounds read, so denial of service only",
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.15.0-1ubuntu0.4",
            "binary_name": "libc-ares-dev"
        },
        {
            "binary_version": "1.15.0-1ubuntu0.4",
            "binary_name": "libc-ares2"
        },
        {
            "binary_version": "1.15.0-1ubuntu0.4",
            "binary_name": "libc-ares2-dbgsym"
        }
    ]
}