Detections
Analytics
CVE-2023-27371
medium
Description
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.
References
https://lists.gnu.org/archive/html/libmicrohttpd/2023-02/msg00000.html
https://lists.debian.org/debian-lts-announce/2023/03/msg00029.html
https://github.com/0xhebi/CVEs/tree/main/GNU%20Libmicrohttpd
https://git.gnunet.org/libmicrohttpd.git/commit/?id=6d6846e20bfdf4b3eb1b592c97520a532f724238