Vulnerability Details : CVE-2021-40568
A buffer overflow vulnerability exists in Gpac through 1.0.1 via a malformed MP4 file in the svc_parse_slice function in av_parsers.c, which allows attackers to cause a denial of service, even code execution and escalation of privileges.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2021-40568
- cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-40568
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-40568
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-40568
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-40568
-
https://www.debian.org/security/2023/dsa-5411
Debian -- Security Information -- DSA-5411-1 gpac
-
https://github.com/gpac/gpac/commit/f1ae01d745200a258cdf62622f71754c37cb6c30
fixed #1900 · gpac/gpac@f1ae01d · GitHubPatch;Third Party Advisory
-
https://github.com/gpac/gpac/issues/1900
Segmentation fault caused by buffer overflow using mp4box in svc_parse_slice, av_parsers.c:5788 · Issue #1900 · gpac/gpac · GitHubExploit;Issue Tracking;Third Party Advisory
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