Vulnerability CVE-2021-23191
Published: 2022-03-02   Modified: 2022-03-03

Description:
A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Htmldoc project -> Htmldoc 

 References:
https://ubuntu.com/security/CVE-2021-23191
https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdc
https://github.com/michaelrsweet/htmldoc/issues/415
https://bugzilla.redhat.com/show_bug.cgi?id=1967022
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