Detections
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Amazon Linux 2 : python-rsa (ALAS-2023-2150)
medium Nessus Plugin ID 178495
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Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-2150 advisory.A flaw was found in python-rsa, where it is vulnerable to Bleichenbacher timing attacks. This flaw allows an attacker, via the RSA decryption API, to decrypt parts of the ciphertext encrypted with RSA. The highest threat from this vulnerability is to confidentiality. (CVE-2020-25658)
Tenable has extracted the preceding description block directly from the tested product security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Run 'yum update python-rsa' to update your system.See Also
https://alas.aws.amazon.com/AL2/ALAS-2023-2150.html
Plugin Details
Severity: Medium
ID: 178495
File Name: al2_ALAS-2023-2150.nasl
Version: 1.2
Type: local
Agent: unix
Published: 7/20/2023
Updated: 12/11/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.4
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2020-25658
CVSS v3
Risk Factor: Medium
Base Score: 5.9
Temporal Score: 5.3
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:python2-rsa, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:python3-rsa
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/17/2023
Vulnerability Publication Date: 11/12/2020
Reference Information
CVE: CVE-2020-25658