PT-2023-20575 · Afl+++1 · Afl+++1

Ysaxon · Published 2023-02-21 · Updated 2025-03-14 · CVE-2023-26266

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions AFL++ version 4.05c

Description The CmpLog component in AFL++ uses the current working directory to resolve and execute unprefixed fuzzing targets, allowing code execution.

Recommendations For AFL++ version 4.05c, consider restricting the execution of unprefixed fuzzing targets or changing the current working directory to prevent code execution until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Uncontrolled Search Path Element

Weakness Enumeration

CWE-427

Related Identifiers

CVE-2023-26266

Affected Products

Afl++

Debian

References · 17

• 🔥 https://github.com/AFLplusplus/AFLplusplus/pull/1643 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-26266 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-26266 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-26266 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-26266 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-26266 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-26266 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-26266 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/aflplusplus · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-26266 · Vendor Advisory
• https://github.com/AFLplusplus/AFLplusplus/commit/673a0a3866783bf28e31d14fbd7a9009c7816ec3 · Note
• https://github.com/AFLplusplus/AFLplusplus/commit/f2be73186e2e16c3992f92b65ae9ba598d6fff2f · Note
• https://t.me/cvenotify/114851 · Telegram Post
• https://t.me/cvenotify/44705 · Telegram Post
• https://t.me/cvenotify/92385 · Telegram Post