CVE-2021-43753: Adobe Lightroom TIF File Parsing Use-After-Free Information Disclosure Vulnerability
First published: Thu Sep 07 2023(Updated: )
Adobe Lightroom versions 4.4 (and earlier) are affected by a use-after-free vulnerability in the processing of parsing TIF files that could result in privilege escalation. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Credit: psirt@adobe.com psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Lightroom | <5.1 | |
| Microsoft Windows |
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Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-43753.
What is the severity of CVE-2021-43753?
The severity of CVE-2021-43753 is high with a CVSS score of 7.8.
Which software versions are affected by CVE-2021-43753?
Adobe Lightroom versions 4.4 (and earlier) are affected by CVE-2021-43753.
What is the impact of CVE-2021-43753?
CVE-2021-43753 could result in privilege escalation if a victim opens a malicious TIF file.
Is Microsoft Windows affected by CVE-2021-43753?
No, Microsoft Windows is not affected by CVE-2021-43753.
How can I fix CVE-2021-43753?
To fix CVE-2021-43753, update Adobe Lightroom to version 5.1 or later.
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