CVE-2021-43757: adobe media_encoder Out-of-bounds Read
Vulnerability summary
CVE-2021-43757 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in adobe media_encoder. EPSS estimates a 0.36% chance of exploitation in the next 30 days, higher than 28.8% of scored vulnerabilities.
Timeline
- 12-07-2023PublishedVulnerability first disclosed.
- 05-03-2025Last modifiedVulnerability information updated.
Description
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
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.36%
Chance of exploitation in the next 30 days
Percentile
29%
Versus all other CVEs
30-day change
0.00 pp
From 0.36% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Adobe1 product
- media_encoder≤ 15.4.2 | < 15.4.3 | 22.0
1 vendor · 1 product