7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.008 Low
EPSS
Percentile
81.8%
Medium
Canonical Ubuntu
It was discovered that GnuTLS had a timing side-channel when processing malformed ciphertexts in RSA-PSK ClientKeyExchange. A remote attacker could possibly use this issue to recover sensitive information. (CVE-2024-0553) It was discovered that GnuTLS incorrectly handled certain certificate chains with a cross-signing loop. A remote attacker could possibly use this issue to cause GnuTLS to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10. (CVE-2024-0567) Update Instructions: Run sudo pro fix USN-6593-1
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libgnutls30 – 3.6.13-2ubuntu1.10 libgnutls28-dev – 3.6.13-2ubuntu1.10 libgnutlsxx28 – 3.6.13-2ubuntu1.10 gnutls-doc – 3.6.13-2ubuntu1.10 libgnutls-dane0 – 3.6.13-2ubuntu1.10 gnutls-bin – 3.6.13-2ubuntu1.10 guile-gnutls – 3.6.13-2ubuntu1.10 libgnutls-openssl27 – 3.6.13-2ubuntu1.10 No subscription required
CVEs contained in this USN include: CVE-2024-0553, CVE-2024-0567.
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 | 1.67.0 | |
jammy stemcells | lt | 1.351 | |
cf deployment | lt | 1.351 |
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.008 Low
EPSS
Percentile
81.8%