RockyLinux 9 : python-kdcproxy (RLSA-2025:21139)

high Nessus Plugin ID 276555

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-2025:21139 advisory.

* python-kdcproxy: Unauthenticated SSRF via Realm?Controlled DNS SRV (CVE-2025-59088)

* python-kdcproxy: Remote DoS via unbounded TCP upstream buffering (CVE-2025-59089)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected python3-kdcproxy package.

See Also

https://errata.rockylinux.org/RLSA-2025:21139

https://bugzilla.redhat.com/show_bug.cgi?id=2393955

https://bugzilla.redhat.com/show_bug.cgi?id=2393958

Plugin Details

Severity: High

ID: 276555

File Name: rocky_linux_RLSA-2025-21139.nasl

Version: 1.1

Type: local

Published: 11/22/2025

Updated: 11/22/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2025-59088

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:python3-kdcproxy

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 11/21/2025

Vulnerability Publication Date: 11/12/2025

Reference Information

CVE: CVE-2025-59088, CVE-2025-59089