Apache Answer: Pixel Flood Attack by uploading the large pixel file
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:HLow · next 30 days
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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.
PoC for CVE-2024-22393: Pixel Flood DoS in Apache Answer ≤1.2.1. Upload crafted 5KB image with fake 64Kx64K dimensions. Server allocates memory for 4B+ pixels and crashes. Find targets via "Powered by Apache Answer." Check bounty program rules before testing—DoS testing is often prohibited.
Exploit for CVE-2024-22393 Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer.
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