Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2020-21710
Medium 5.5
In plain English
A medium-severity security flaw in the ghostscript package (AlmaLinux). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.7%top 46.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A divide by zero issue discovered in eps_print_page in gdevepsn.c in Artifex Software GhostScript 9.50 allows remote attackers to cause a denial of service via opening of crafted PDF file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | ghostscript | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | ghostscript-doc | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | ghostscript-tools-dvipdf | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | ghostscript-tools-fonts | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | ghostscript-tools-printing | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | ghostscript-x11 | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | libgs | 9.27-12.el8 | ALSA-2024:2966 |
| AlmaLinux:8 | libgs-devel | 9.27-12.el8 | ALSA-2024:2966 |
| Debian:12 | ghostscript | 9.51~dfsg-1 | DEBIAN-CVE-2020-21710 |
| Debian:13 | ghostscript | 9.51~dfsg-1 | DEBIAN-CVE-2020-21710 |
| Debian:14 | ghostscript | 9.51~dfsg-1 | DEBIAN-CVE-2020-21710 |
| Rocky Linux:8 | ghostscript | 0:9.27-12.el8 | RLSA-2024:2966 |