Permissions, Privileges, and Access Controls in Lightroom Classic - CVE-2021-40776
Published: October 27, 2021
Vulnerability identifier: #VU57690
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-40776
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Lightroom Classic
Lightroom Classic
Software vendor:
Adobe
Adobe
Description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to creation of temporary file in directory with incorrect permissions, which leads to security restrictions bypass and privilege escalation.
Remediation
Install updates from vendor's website.