CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
35.7%
Medium
Canonical Ubuntu
USN-6513-1 fixed vulnerabilities in Python. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. Original advisory details: It was discovered that Python incorrectly handled certain plist files. If a user or an automated system were tricked into processing a specially crafted plist file, an attacker could possibly use this issue to consume resources, resulting in a denial of service. (CVE-2022-48564) It was discovered that Python instances of ssl.SSLSocket were vulnerable to a bypass of the TLS handshake. An attacker could possibly use this issue to cause applications to treat unauthenticated received data before TLS handshake as authenticated data after TLS handshake. (CVE-2023-40217) Update Instructions: Run sudo pro fix USN-6513-2
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: python3.8-minimal – 3.8.10-0ubuntu1~20.04.9 python3.8-full – 3.8.10-0ubuntu1~20.04.9 libpython3.8-minimal – 3.8.10-0ubuntu1~20.04.9 python3.8-examples – 3.8.10-0ubuntu1~20.04.9 python3.8-dev – 3.8.10-0ubuntu1~20.04.9 libpython3.8-dev – 3.8.10-0ubuntu1~20.04.9 python3.8-venv – 3.8.10-0ubuntu1~20.04.9 libpython3.8 – 3.8.10-0ubuntu1~20.04.9 idle-python3.8 – 3.8.10-0ubuntu1~20.04.9 libpython3.8-testsuite – 3.8.10-0ubuntu1~20.04.9 libpython3.8-stdlib – 3.8.10-0ubuntu1~20.04.9 python3.8 – 3.8.10-0ubuntu1~20.04.9 python3.8-doc – 3.8.10-0ubuntu1~20.04.9 No subscription required
CVEs contained in this USN include: CVE-2023-40217.
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:
2024-03-18: Initial vulnerability report published.
Vendor | Product | Version | CPE |
---|---|---|---|
cloudfoundry | cflinuxfs4 | * | cpe:2.3:a:cloudfoundry:cflinuxfs4:*:*:*:*:*:*:*:* |
cloudfoundry | jammy_stemcells | * | cpe:2.3:a:cloudfoundry:jammy_stemcells:*:*:*:*:*:*:*:* |
cloudfoundry | cf-deployment | * | cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:* |
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
35.7%