VDB
CVE-2020-21048
CVE-2020-21048
PUBLISHED
CVSS 6.5 MEDIUM
An issue in the dither.c component of libsixel prior to v1.8.4 allows attackers to cause a denial of service (DOS) via a crafted PNG file.
EPSS 1.38% · 70.1th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
1.38%
70.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | libsixel | 1.8.2-1, 1.8.2-2.1, 0 |
| Ubuntu:16.04:LTS | libsixel | 1.5.2-2, 0, 1.4.2-1 |
| Ubuntu:18.04:LTS | libsixel | 0, 1.5.2-2, 1.7.3-1 |
Timeline
- Sep 14, 2021 CVE Published
- Sep 15, 2021 EPSS Score
- Nov 12, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 7, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 3, 2022 EPSS Score
- Jun 30, 2022 EPSS Score
- Aug 28, 2022 EPSS Score
- Dec 21, 2022 EPSS Score
- Feb 17, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-21048 third-party-advisory
- https://github.com/saitoha/libsixel/issues/73 third-party-advisory
- https://github.com/saitoha/libsixel/commit/cb373ab6614c910407c5e5a93ab935144e62b037 third-party-advisory
- https://github.com/saitoha/libsixel/commit/26ac06f3623279348f0dce2d191a9b6ca0c80226 third-party-advisory
- https://github.com/saitoha/libsixel/releases/tag/v1.8.4 third-party-advisory
- https://github.com/saitoha/libsixel/blob/master/ChangeLog third-party-advisory
- https://bitbucket.org/netbsd/pkgsrc/commits/6f0c011cbfccdffa635d04c84433b1a02687adad third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-21048 third-party-advisory