🛡️ CVE-2024-22393 — answer

🔴 CVSS 9.1 — Critical ✅ No Known Exploit CWE-434 NVD
9.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Apache Answer Unrestricted Upload of File with Dangerous Type vulnerability

Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer. This issue affects Apache Answer through 1.2.1.

Pixel Flood Attack by uploading large pixel files will cause server out of memory. A logged-in user can cause such an attack by uploading an image when posting content.

Users are recommended to upgrade to version 1.2.5, which fixes the issue.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability high.

Weakness class

CVE-2024-22393 is classified as CWE-434: Unrestricted Upload of File with Dangerous Type. Uploads are accepted without restricting type, so an executable file can be placed where the server will run it.

Affected software

CVE-2024-22393 is recorded against 2 packages.

  • answer (fixed in 1.2.5)
  • github.com/apache/incubator-answer

Timeline and source

Published on 22 February 2024 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.openwall.com
lists.apache.org
www.openwall.com
lists.apache.org

Details

Severity CRITICAL
CVSS Score 9.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE CWE-434
Public Exploit ✅ No
Source NVD
Published 2024-02-22
Updated 2026-08-12
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
answer — 1.2.5
github.com/apache/incubator-answer — —

Similar Threats

Exploit Protection

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