Vulnerability Description
A stack-based buffer overflow in image_load_bmp() in HTMLDOC <= 1.9.13 results in remote code execution if the victim converts an HTML document linking to a crafted BMP file.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Htmldoc Project | Htmldoc | <= 1.9.13 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/michaelrsweet/htmldoc/commit/27d08989a5a567155d506ac870ae7d8cPatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/compare/v1.9.12...v1.9.13Release NotesThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/453ExploitIssue TrackingPatch
- https://github.com/michaelrsweet/htmldoc/issues/456ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2022/02/msg00022.htmlMailing ListThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/commit/27d08989a5a567155d506ac870ae7d8cPatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/compare/v1.9.12...v1.9.13Release NotesThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/453ExploitIssue TrackingPatch
- https://github.com/michaelrsweet/htmldoc/issues/456ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2022/02/msg00022.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2021-43579?
CVE-2021-43579 is a vulnerability with a CVSS score of 7.8 (HIGH). A stack-based buffer overflow in image_load_bmp() in HTMLDOC <= 1.9.13 results in remote code execution if the victim converts an HTML document linking to a crafted BMP file.
How severe is CVE-2021-43579?
CVE-2021-43579 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-43579?
Check the references section above for vendor advisories and patch information. Affected products include: Htmldoc Project Htmldoc, Debian Debian Linux.