Vulnerability Details : CVE-2020-19491
There is an invalid memory access bug in cgif.c that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2020-19491
- cpe:2.3:a:sam2p_project:sam2p:0.49.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-19491
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-19491
| 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-2020-19491
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-19491
-
https://github.com/pts/sam2p/issues/67
SEGV in CGIF::AddExtensionBlock (cgif.c:470) · Issue #67 · pts/sam2p · GitHubExploit;Third Party Advisory
-
https://github.com/pts/sam2p/commit/1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73
fixed segfault in GIF reading; this fixes https://github.com/pts/sam2… · pts/sam2p@1d62cf8 · GitHubPatch;Third Party Advisory
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