Adobe Bridge versions 10.1.1 (and earlier) and 11.0.1 (and earlier) are affected by a memory corruption vulnerability when parsing a specially crafted 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.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-21093
• https://helpx.adobe.com/security/products/bridge/apsb21-23.html
• https://www.zerodayinitiative.com/advisories/ZDI-21-414/