Improper input validation in Man2html Project
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.003 (23.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Man2html_project Man2html — versions 1.6g
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-40648?
- CVE-2021-40648 is a medium-severity vulnerability in Man2html Project, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2022-09-09.
- How severe is CVE-2021-40648?
- Medium severity. CVSS v3 base score is 5.5 out of 10.