CVE-2021-43757 json
Adobe Media Encoder 3GP File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
published 2023-07-12 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-30664
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
Adobe Media Encoder versions 22.0, 15.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious 3GP file
Patch / fix
- adobe media_encoder 15.4.3
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 20 mo ago
Exploit prediction
0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Adobe Media Encoder
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
helpx.adobe.com
/security/products/media-encoder/apsb21-118.html
vendor-advisory
Sources
- CVE List CVE-2021-43757
- NVD CVE-2021-43757
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