Man2html Security Vulnerabilities

CVE-1999-1565

Man2html 2.1 and earlier allows local users to overwrite arbitrary files via a symlink attack on a temporary file.

CVE-2011-2770

Cross-site scripting (XSS) vulnerability in man2html.cgi.c in man2html 1.6, and possibly other version, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to error messages.

CVE-2021-40647

In man2html 1.6g, a specific string being read in from a file will overwrite the size parameter in the top chunk of the heap. This at least causes the program to segmentation abort if the heap size parameter isn't aligned correctly. In version before GLIBC version 2.29 and aligned correctly, it all...

CVE-2021-40648

In man2html 1.6g, a filename can be created to overwrite the previous size parameter of the next chunk and the fd, bk, fd_nextsize, bk_nextsize of the current chunk. The next chunk is then freed later on, causing a freeing of an arbitrary amount of memory.