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Debian dla-4494 : liborthancframework-dev - security update

medium Nessus Plugin ID 300553

Synopsis

The remote Debian host is missing a security-related update.

Description

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4494 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4494-1 [email protected] https://www.debian.org/lts/security/ Paride Legovini February 28, 2026 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : orthanc Version : 1.9.2+really1.9.1+dfsg-1+deb11u2 CVE ID : CVE-2025-15581

 Orthanc versions before 1.12.10 are affected by an authorisation logic flaw in the application's HTTP Basic Authentication implementation. Successful exploitation could result in Privilege Escalation, potentially allowing full administrative access.

 For Debian 11 bullseye, this problem has been fixed in version 1.9.2+really1.9.1+dfsg-1+deb11u2.

 We recommend that you upgrade your orthanc packages.

 For the detailed security status of orthanc please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/orthanc

 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the liborthancframework-dev packages.

See Also

https://security-tracker.debian.org/tracker/source-package/orthanc

https://security-tracker.debian.org/tracker/CVE-2025-15581

https://packages.debian.org/source/bullseye/orthanc

Plugin Details

Severity: Medium

ID: 300553

File Name: debian_DLA-4494.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/4/2026

Updated: 3/4/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2025-15581

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

CVSS v4

Risk Factor: Medium

Base Score: 5.7

Threat Score: 1.9

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:orthanc, p-cpe:/a:debian:debian_linux:orthanc-doc, p-cpe:/a:debian:debian_linux:liborthancframework-dev, p-cpe:/a:debian:debian_linux:orthanc-dev, p-cpe:/a:debian:debian_linux:liborthancframework1

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 2/28/2026

Vulnerability Publication Date: 2/18/2026

Reference Information

CVE: CVE-2025-15581