Detections
Analytics

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : InspIRCd vulnerabilities (USN-7405-1)

medium Nessus Plugin ID 233771

Language:

Synopsis

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

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7405-1 advisory.

 It was discovered that InspIRCd did not correctly handle certificate fingerprints, which could lead to spoofing. A remote attacker could possibly use this issue to bypass authentication. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-7142)

 It was discovered that InspIRCd did not correctly handle certain memory operations, which could lead to a NULL pointer dereference. A remote attacker could possibly use this issue to cause a denial of service.
 This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-20917)

 It was discovered that InspIRCd did not correctly handle certain memory operations, which could lead to a use-after-free. A remote attacker could possibly use this issue to cause a denial of service.
 (CVE-2020-25269)

Tenable has extracted the preceding description block directly from the Ubuntu 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 inspircd and / or inspircd-dev packages.

See Also

https://ubuntu.com/security/notices/USN-7405-1

Plugin Details

Severity: Medium

ID: 233771

File Name: ubuntu_USN-7405-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/2/2025

Updated: 4/2/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2016-7142

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:inspircd, p-cpe:/a:canonical:ubuntu_linux:inspircd-dev

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/2/2025

Vulnerability Publication Date: 9/26/2016

Reference Information

CVE: CVE-2016-7142, CVE-2019-20917, CVE-2020-25269

USN: 7405-1