CVE-2021-42734 Adobe Photoshop TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
An attacker can disclose sensitive memory and bypass ASLR by tricking a user into opening a malicious TIF file in Adobe Photoshop.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-42734?
CVE-2021-42734 is a medium-severity vulnerability in Adobe Photoshop, published on 7 Sep 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Adobe Photoshop version 22.5.1 and earlier versions 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 file.
Weakness: CWE-125
Which versions are affected by CVE-2021-42734?
It affects 1 product.
Products include Adobe Photoshop.
How do I fix CVE-2021-42734?
No fix has been published for CVE-2021-42734 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-42734 being exploited?
There is no known exploitation of CVE-2021-42734 in the wild and no public exploit code.
Other vulnerabilities in Adobe Photoshop
- CVE-2011-2164 Multiple unspecified vulnerabilities in Adobe Photoshop before 12.0.4 have unknown impact and attack vectors.
- CVE-2017-11303 Memory corruption in Adobe Photoshop 18.1.1 (2017.1.1) and earlier versions
- CVE-2017-11304 Use after free in Adobe Photoshop 18.1.1 (2017.1.1) and earlier versions
- CVE-2012-2027 Use after free in n/a
- CVE-2012-2028 Memory corruption in n/a
Sources
Also known as GHSA-jgfg-rqw5-q3f7.