Vulnerability · Published Jan 9, 2024 · Assigned by microsoft
CVE-2024-20696Windows libarchive Remote Code Execution Vulnerability
High 7.3
In plain English
A high-severity heap buffer overflow in Windows 10 Version 1809 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.2% (higher than 88% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)3.2%top 12.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Windows libarchive Remote Code Execution Vulnerability
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | libarchive | 3.7.5-r0 | ALPINE-CVE-2024-20696 |
| Alpine:v3.21 | libarchive | 3.7.5-r0 | ALPINE-CVE-2024-20696 |
| Alpine:v3.22 | libarchive | 3.7.5-r0 | ALPINE-CVE-2024-20696 |
| Alpine:v3.23 | libarchive | 3.7.5-r0 | ALPINE-CVE-2024-20696 |
| Alpine:v3.24 | libarchive | 3.7.5-r0 | ALPINE-CVE-2024-20696 |
| Debian:12 | libarchive | 3.6.2-1+deb12u2 | DEBIAN-CVE-2024-20696 |
| Debian:12 | libarchive | 3.6.2-1+deb12u2 | DSA-5806-1 |
| Debian:13 | libarchive | 3.7.4-1.1 | DEBIAN-CVE-2024-20696 |
| Debian:14 | libarchive | 3.7.4-1.1 | DEBIAN-CVE-2024-20696 |
| Ubuntu:22.04:LTS | libarchive | 3.6.0-1ubuntu1.3 | USN-7087-1 |
| Ubuntu:22.04:LTS | libarchive | 3.6.0-1ubuntu1.3 | UBUNTU-CVE-2024-20696 |
| Ubuntu:24.04:LTS | libarchive | 3.7.2-2ubuntu0.3 | UBUNTU-CVE-2024-20696 |
| Ubuntu:24.04:LTS | libarchive | 3.7.2-2ubuntu0.3 | USN-7087-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – before 10.0.17763.5329 |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – before 10.0.17763.5329 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – before 10.0.17763.5329 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – before 10.0.17763.5329 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – before 10.0.20348.2227 |
| Microsoft | Windows 11 version 21H2 | 10.0.0 – before 10.0.22000.2713 |
| Microsoft | Windows 10 Version 21H2 | 10.0.19043.0 – before 10.0.19044.3930 |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – before 10.0.22621.3007 |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 – before 10.0.19045.3930 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – before 10.0.22631.3007 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – before 10.0.22631.3007 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – before 10.0.25398.643 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Windows libarchive Remote Code Execution Vulnerability vendor-advisory
- https://clearbluejar.github.io/posts/patch-tuesday-diffing-cve-2024-20696-windows-libarchive-rce/ x_transferred
- https://github.com/clearbluejar/CVE-2024-20696 x_transferred
- https://lists.debian.org/debian-lts-announce/2024/11/msg00007.html