Vulnerability Details : CVE-2021-43756
Adobe Media Encoder versions 22.0, 15.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Vulnerability category: Memory Corruption
Products affected by CVE-2021-43756
- cpe:2.3:a:adobe:media_encoder:*:*:*:*:*:*:*:*
- cpe:2.3:a:adobe:media_encoder:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-43756
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 49 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-43756
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
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
|
Adobe Systems Incorporated |
CWE ids for CVE-2021-43756
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Secondary)
- psirt@adobe.com (Primary)
-
The product reads or writes to a buffer using an index or pointer that references a memory location after the end of the buffer.Assigned by: psirt@adobe.com (Secondary)
References for CVE-2021-43756
-
https://helpx.adobe.com/security/products/media-encoder/apsb21-118.html
Adobe Security BulletinVendor Advisory
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