Vulnerability Details : CVE-2020-21599
libde265 v1.0.4 contains a heap buffer overflow in the de265_image::available_zscan function, which can be exploited via a crafted a file.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2020-21599
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:struktur:libde265:1.0.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-21599
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-21599
| 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 | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-21599
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-21599
-
https://www.debian.org/security/2023/dsa-5346
Debian -- Security Information -- DSA-5346-1 libde265Issue Tracking;Mailing List
-
https://github.com/strukturag/libde265/issues/235
heap overflow in de265_image::available_zscan when decoding file · Issue #235 · strukturag/libde265 · GitHubExploit;Issue Tracking
-
https://lists.debian.org/debian-lts-announce/2022/12/msg00027.html
[SECURITY] [DLA 3240-1] libde265 security updateIssue Tracking;Mailing List
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