Buffer overflow in Adobe Photoshop
CVE-2021-21051
Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted javascript file. 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 class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.074 (94.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.072 · newest: 0.074 · change: +0.003
Affected products
- Adobe Photoshop — versions unspecified
- Apple macOS
- Microsoft Windows
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/photoshop/apsb21-10.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-21051?
- CVE-2021-21051 is a high-severity vulnerability in Adobe Photoshop, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2021-02-11.
- How severe is CVE-2021-21051?
- High severity. CVSS v3 base score is 7.8 out of 10.