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DEBIAN-CVE-2023-27371

DEBIAN-CVE-2023-27371 PUBLISHED CVSS 5.900000095367432 MEDIUM

GNU libmicrohttpd before 0.9.76 allows remote DoS (Denial of Service) due to improper parsing of a multipart/form-data boundary in the postprocessor.c MHD_create_post_processor() method. This allows an attacker to remotely send a malicious HTTP POST packet that includes one or more '\0' bytes in a multipart/form-data boundary field, which - assuming a specific heap layout - will result in an out-of-bounds read and a crash in the find_boundary() function.

Risk Scores

CVSS v3.1
5.900000095367432
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:13libmicrohttpd0, 0, 0
Debian:11libmicrohttpd0, 0, 0.9.72-2
Debian:14libmicrohttpd0, 0, 0
Debian:12libmicrohttpd0, 0, 0

Timeline

  • Feb 28, 2023 CVE Published
  • Apr 28, 2026 CVE Updated
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