CVE-2021-29978

CRITICAL

Mozilla VPN 2.0-2.3 - Multiple Low Security Issues

Title source: llm
STIX 2.1

Description

Multiple low security issues were discovered and fixed in a security audit of Mozilla VPN 2.x branch as part of a 3rd party security audit. This vulnerability affects Mozilla VPN < 2.3.

References (15)

Core 15
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/799
Exploit, Third Party Advisory x_refsource_misc
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/800
Exploit, Third Party Advisory x_refsource_misc
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/806
Patch, Third Party Advisory x_refsource_misc
https://github.com/mozilla-mobile/mozilla-vpn-client/pull/816

Scores

CVSS v3 9.8
EPSS 0.0103
EPSS Percentile 77.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (1)
mozilla/mozilla_vpn 2.0 - 2.3
Published Aug 05, 2021
Tracked Since Feb 18, 2026