PT-2023-18843 · Crasm+1 · Crasm+1

Published 2023-02-27 · Updated 2024-02-06 · CVE-2023-23108

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions crasm versions 1.8-3

Description The issue arises from invalid input validation in specific files passed to the command line application, leading to a NULL pointer dereference in the function Xasc().

Recommendations For crasm versions 1.8-3, as a temporary workaround, consider restricting the input files passed to the command line application to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2023-23108

Affected Products

Debian

Crasm

References · 15

• 🔥 https://github.com/WhatTheFuzz/crasm-fuzz/tree/a020ad6ad99a72ca373f7dd1aab3a61a7c87fd66/bug-null-pointer · Exploit
• https://github.com/colinbourassa/crasm/pull/7 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-23108 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-23108 · Security Note
• https://osv.dev/vulnerability/CVE-2023-23108 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-23108 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-23108 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-23108 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/crasm · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-23108 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-23108 · Security Note
• https://packages.debian.org/src:crasm · Note
• https://t.me/cvenotify/45065 · Telegram Post
• https://twitter.com/hacks_zach/status/1754826108455756282 · Twitter Post
• https://t.me/cibsecurity/58937 · Telegram Post