7.8

CVE-2021-23180

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Htmldoc Project ≫ Htmldoc Version <= 1.9.12
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.27% 0.659
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://bugzilla.redhat.com/show_bug.cgi?id=1967041
Patch
Third Party Advisory
Issue Tracking
https://github.com/michaelrsweet/htmldoc/commit/19c582fb32eac74b57e155cffbb529377a9e751a
Patch
Third Party Advisory
https://github.com/michaelrsweet/htmldoc/issues/418
Third Party Advisory
Exploit
Issue Tracking
https://ubuntu.com/security/CVE-2021-23180
Third Party Advisory