Vulnerability Details : CVE-2020-19609
Potential exploit
Artifex MuPDF before 1.18.0 has a heap based buffer over-write in tiff_expand_colormap() function when parsing TIFF files allowing attackers to cause a denial of service.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2020-19609
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-19609
0.45%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 61 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-19609
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-19609
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-19609
-
https://lists.debian.org/debian-lts-announce/2021/09/msg00013.html
[SECURITY] [DLA 2765-1] mupdf security updateThird Party Advisory
-
http://git.ghostscript.com/?p=mupdf.git;h=b7892cdc7fae62aa57d63ae62144e1f11b5f9275
git.ghostscript.com Git - mupdf.git/commitPatch;Vendor Advisory
-
https://bugs.ghostscript.com/show_bug.cgi?id=703076
703076 – Buffer Overflow in tiff_expand_colormap() function in source/fitz/load-tiff.c:256:25Exploit;Issue Tracking;Vendor Advisory
-
https://bugs.ghostscript.com/show_bug.cgi?id=701176
701176 – Integer overflow in source/fitz/load-tiff.c:272Issue Tracking;Patch;Vendor Advisory
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