7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.9 High
AI Score
Confidence
Low
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:P/A:N
0.003 Low
EPSS
Percentile
67.4%
Medium
Canonical Ubuntu
It was discovered that OpenSSH incorrectly handled supplemental groups when running helper programs for AuthorizedKeysCommand and AuthorizedPrincipalsCommand as a different user. An attacker could possibly use this issue to escalate privileges. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-41617) It was discovered that OpenSSH incorrectly added destination constraints when PKCS#11 token keys were added to ssh-agent, contrary to expectations. This issue only affected Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-51384) It was discovered that OpenSSH incorrectly handled user names or host names with shell metacharacters. An attacker could possibly use this issue to perform OS command injection. (CVE-2023-51385) Update Instructions: Run sudo pro fix USN-6565-1
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: openssh-client – 1:8.2p1-4ubuntu0.11 openssh-server – 1:8.2p1-4ubuntu0.11 ssh-askpass-gnome – 1:8.2p1-4ubuntu0.11 ssh – 1:8.2p1-4ubuntu0.11 openssh-tests – 1:8.2p1-4ubuntu0.11 openssh-sftp-server – 1:8.2p1-4ubuntu0.11 No subscription required
CVEs contained in this USN include: CVE-2021-41617, CVE-2023-51385, CVE-2023-51384.
Severity is medium unless otherwise noted.
Users of affected products are strongly encouraged to follow the mitigations below.
The Cloud Foundry project recommends upgrading the following releases:
2024-02-29: Initial vulnerability report published.
CPE | Name | Operator | Version |
---|---|---|---|
cflinuxfs4 | lt | 1.63.0 | |
jammy stemcells | lt | 1.340 | |
cf deployment | lt | 1.340 |
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.9 High
AI Score
Confidence
Low
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:P/A:N
0.003 Low
EPSS
Percentile
67.4%