Detections
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Amazon Linux 2023 : nasm, nasm-rdoff (ALAS2023-2023-354)
medium Nessus Plugin ID 181713
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Synopsis
The remote Amazon Linux 2023 host is missing a security update.Description
It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2023-354 advisory.- A Segmentation Fault issue discovered in in ieee_segment function in outieee.c in nasm 2.14.03 and 2.15 allows remote attackers to cause a denial of service via crafted assembly file. (CVE-2020-21528)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Run 'dnf update nasm --releasever 2023.2.20230920' to update your system.See Also
https://alas.aws.amazon.com/AL2023/ALAS-2023-354.html
Plugin Details
Severity: Medium
ID: 181713
File Name: al2023_ALAS2023-2023-354.nasl
Version: 1.1
Type: local
Agent: unix
Published: 9/20/2023
Updated: 9/21/2023
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.9
Temporal Score: 3.8
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2020-21528
CVSS v3
Risk Factor: Medium
Base Score: 5.5
Temporal Score: 5
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:nasm-debugsource, p-cpe:/a:amazon:linux:nasm-debuginfo, p-cpe:/a:amazon:linux:nasm-rdoff-debuginfo, p-cpe:/a:amazon:linux:nasm-doc, p-cpe:/a:amazon:linux:nasm-rdoff, p-cpe:/a:amazon:linux:nasm, cpe:/o:amazon:linux:2023
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: 9/14/2023
Vulnerability Publication Date: 8/22/2023
Reference Information
CVE: CVE-2020-21528