CVE-2021-21091: Adobe Bridge HEIC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Adobe Bridge versions 10.1.1 (and earlier) and 11.0.1 (and earlier) are affected by an Out-of-bounds read vulnerability when parsing a crafted file. An unauthenticated attacker could leverage this vulnerability to disclose sensitive memory information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Bridge. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of HEIC files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated structure. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-21091?
CVE-2021-21091 is rated as important due to its potential for unauthorized information disclosure.
How do I fix CVE-2021-21091?
To fix CVE-2021-21091, users should upgrade Adobe Bridge to version 10.1.2 or later.
What versions of Adobe Bridge are affected by CVE-2021-21091?
CVE-2021-21091 affects Adobe Bridge versions 10.1.1 and earlier, as well as 11.0.1 and earlier.
Can CVE-2021-21091 be exploited remotely?
Yes, an unauthenticated attacker could exploit CVE-2021-21091 to disclose sensitive memory information.
What type of vulnerability is CVE-2021-21091?
CVE-2021-21091 is classified as an out-of-bounds read vulnerability.