Vulnerability identifier: #VU53308
Vulnerability risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-312
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Mozilla Thunderbird
Client/Desktop applications /
Messaging software
Vendor: Mozilla
Description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to OpenPGP secret keys that were imported using Thunderbird. were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. A local user can gain access to sensitive information.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Mozilla Thunderbird: 78.8.1 - 78.10.1
External links
https://www.mozilla.org/en-US/security/advisories/mfsa2021-22/
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.