Vulnerabilities > CVE-2021-23180 - NULL Pointer Dereference vulnerability in Htmldoc Project Htmldoc
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A flaw was found in htmldoc in v1.9.12 and before. Null pointer dereference in file_extension(),in file.c may lead to execute arbitrary code and denial of service.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1967041
- https://bugzilla.redhat.com/show_bug.cgi?id=1967041
- https://github.com/michaelrsweet/htmldoc/commit/19c582fb32eac74b57e155cffbb529377a9e751a
- https://github.com/michaelrsweet/htmldoc/commit/19c582fb32eac74b57e155cffbb529377a9e751a
- https://github.com/michaelrsweet/htmldoc/issues/418
- https://github.com/michaelrsweet/htmldoc/issues/418
- https://ubuntu.com/security/CVE-2021-23180
- https://ubuntu.com/security/CVE-2021-23180