Detections
Analytics

Fedora 43 : erlang-cowboy / erlang-cowlib / erlang-gun (2026-2aa86d411f)

high Nessus Plugin ID 321846

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Synopsis

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

Description

The remote Fedora 43 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-2aa86d411f advisory.

 Gun ver. 2.4.1 and its dependencies

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 New erlang-gun

Tenable has extracted the preceding description block directly from the Fedora 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 erlang-cowboy, erlang-cowlib and / or erlang-gun packages.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-2aa86d411f

Plugin Details

Severity: High

ID: 321846

File Name: fedora_2026-2aa86d411f.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 6/21/2026

Updated: 8/25/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.67

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2026-43972

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

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

CVSS Score Source: CVE-2026-43974

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:43, p-cpe:/a:fedoraproject:fedora:erlang-cowboy, p-cpe:/a:fedoraproject:fedora:erlang-cowlib, p-cpe:/a:fedoraproject:fedora:erlang-gun

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/12/2026

Vulnerability Publication Date: 6/8/2026

Reference Information

CVE: CVE-2026-43972, CVE-2026-43973, CVE-2026-43974