Detections
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Amazon Linux 2023 : krb5-devel, krb5-libs, krb5-pkinit (ALAS2023-2024-586)
high Nessus Plugin ID 193441
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Synopsis
The remote Amazon Linux 2023 host is missing a security update.Description
It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2024-586 advisory.- Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c. (CVE-2024-26458)
- Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c.
(CVE-2024-26461)
- Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/kdc/ndr.c. (CVE-2024-26462)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Run 'dnf update krb5 --releasever 2023.4.20240416' to update your system.See Also
https://alas.aws.amazon.com/AL2023/ALAS-2024-586.html
https://alas.aws.amazon.com/cve/html/CVE-2024-26458.html
https://alas.aws.amazon.com/cve/html/CVE-2024-26461.html
Plugin Details
Severity: High
ID: 193441
File Name: al2023_ALAS2023-2024-586.nasl
Version: 1.0
Type: local
Agent: unix
Published: 4/17/2024
Updated: 4/17/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2024-26462
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:krb5-debuginfo, p-cpe:/a:amazon:linux:krb5-debugsource, p-cpe:/a:amazon:linux:krb5-devel, p-cpe:/a:amazon:linux:krb5-libs, p-cpe:/a:amazon:linux:krb5-libs-debuginfo, p-cpe:/a:amazon:linux:krb5-pkinit, p-cpe:/a:amazon:linux:krb5-pkinit-debuginfo, p-cpe:/a:amazon:linux:krb5-server, p-cpe:/a:amazon:linux:krb5-server-debuginfo, p-cpe:/a:amazon:linux:krb5-server-ldap, p-cpe:/a:amazon:linux:krb5-server-ldap-debuginfo, p-cpe:/a:amazon:linux:krb5-workstation, p-cpe:/a:amazon:linux:krb5-workstation-debuginfo, p-cpe:/a:amazon:linux:libkadm5, p-cpe:/a:amazon:linux:libkadm5-debuginfo, cpe:/o:amazon:linux:2023
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 4/10/2024
Vulnerability Publication Date: 2/29/2024