9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
55.9%
Negligible
Canonical Ubuntu
It was discovered that PAM did not correctly restrict login from an IP address that is not resolvable via DNS. An attacker could possibly use this issue to bypass authentication. Update Instructions: Run sudo pro fix USN-5825-1
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libpam-runtime – 1.1.8-3.2ubuntu2.3+esm2 libpam0g-dev – 1.1.8-3.2ubuntu2.3+esm2 libpam-modules – 1.1.8-3.2ubuntu2.3+esm2 libpam-modules-bin – 1.1.8-3.2ubuntu2.3+esm2 libpam-doc – 1.1.8-3.2ubuntu2.3+esm2 libpam-cracklib – 1.1.8-3.2ubuntu2.3+esm2 libpam0g – 1.1.8-3.2ubuntu2.3+esm2 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
CVEs contained in this USN include: CVE-2022-28321.
Severity is negligible unless otherwise noted.
* 1.x versions prior to 1.174
* All versions prior to 0.351.0
* All versions prior to 0.61.0
* 1.x versions prior to 1.83
* All versions prior to 26.4.0, or later versions with Jammy Stemcells prior to 1.83, Bionic Stemcells prior to 1.174, or Xenial Stemcells prior to 621.418
Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:
* Upgrade 1.x versions to 1.174 or greater
* Upgrade all versions to 0.351.0 or greater
* Upgrade all versions to 0.61.0 or greater
* Upgrade 1.x versions to 1.83 or greater
* Upgrade all versions to 26.4.0 or greater, upgrade Jammy Stemcells to 1.83 or greater, upgrade Bionic Stemcells to 1.174 or greater, and upgrade Xenial Stemcells to 621.418 or greater
2023-02-24: Initial vulnerability report published.
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
55.9%