CVE-2020-16302: Buffer Overflow
First published: Thu Aug 13 2020(Updated: )
A buffer overflow vulnerability in jetp3852_print_page() in devices/gdev3852.c of Artifex Software GhostScript v9.50 allows a remote attacker to escalate privileges via a crafted PDF file. This is fixed in v9.51.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Artifex Ghostscript | =9.50 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| redhat/ghostscript | <9.51 | 9.51 |
| debian/ghostscript | 9.53.3~dfsg-7+deb11u7 10.0.0~dfsg-11+deb12u4 10.0.0~dfsg-11+deb12u5 10.04.0~dfsg-1 |
Remedy
https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=366ad48d076c1aa4c8f83c65011258a04e348207
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Reference Links
- https://bugs.ghostscript.com/show_bug.cgi?id=701815
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=366ad48d076c1aa4c8f83c65011258a04e348207
- https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
- https://security.gentoo.org/glsa/202008-20
- https://usn.ubuntu.com/4469-1/
- https://www.debian.org/security/2020/dsa-4748
- https://launchpad.net/bugs/cve/CVE-2020-16302
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=366ad48d076c1aa4c8f83c65011258a04e348207
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1870269
- https://git.ghostscript.com/?p=ghostpdl.git;a=blob;f=devices/gdev3852.c;h=d984fa102ef7b5087843a9f856dcfa05147586d5;hb=366ad48d076c1aa4c8f83c65011258a04e348207#l120
- https://access.redhat.com/errata/RHSA-2021:1852
- https://access.redhat.com/security/cve/cve-2020-16302
- https://bugzilla.redhat.com/show_bug.cgi?id=1870267
- https://security-tracker.debian.org/tracker/CVE-2020-16302
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16302
- https://nvd.nist.gov/vuln/detail/CVE-2020-16302
- https://ubuntu.com/security/CVE-2020-16302
Frequently Asked Questions
What is the vulnerability ID for this buffer overflow vulnerability?
The vulnerability ID is CVE-2020-16302.
What is the severity rating of CVE-2020-16302?
CVE-2020-16302 has a severity rating of medium.
How can a remote attacker exploit CVE-2020-16302?
A remote attacker can exploit CVE-2020-16302 by sending a crafted PDF file to the affected system.
Which versions of GhostScript are affected by CVE-2020-16302?
Versions up to and including 9.50 of GhostScript are affected by CVE-2020-16302.
How can I fix the buffer overflow vulnerability in GhostScript?
The buffer overflow vulnerability in GhostScript can be fixed by updating to version 9.51 or later.
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