Detections
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Linux Distros Unpatched Vulnerability : CVE-2018-1000654

medium Nessus Plugin ID 221414

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in
 _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file. (CVE-2018-1000654)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2018-1000654

https://ubuntu.com/security/CVE-2018-1000654

Plugin Details

Severity: Medium

ID: 221414

File Name: unpatched_CVE_2018_1000654.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/5/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.6

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

CVSS Score Source: CVE-2018-1000654

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:centos:centos:mingw64-libtasn1, p-cpe:/a:redhat:enterprise_linux:mingw64-libtasn1, cpe:/o:centos:centos:7, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:centos:centos:libtasn1, p-cpe:/a:centos:centos:libtasn1-devel, p-cpe:/a:centos:centos:libtasn1-tools, p-cpe:/a:redhat:enterprise_linux:libtasn1, p-cpe:/a:redhat:enterprise_linux:libtasn1-devel, p-cpe:/a:redhat:enterprise_linux:libtasn1-tools, p-cpe:/a:canonical:ubuntu_linux:libtasn1-6, cpe:/o:centos:centos:8, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:redhat:enterprise_linux:mingw-libtasn1, p-cpe:/a:centos:centos:mingw-libtasn1, p-cpe:/a:centos:centos:mingw32-libtasn1, p-cpe:/a:redhat:enterprise_linux:mingw32-libtasn1

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 8/12/2018

Reference Information

CVE: CVE-2018-1000654