Critical severity · published Aug 5, 2021
CVE-2021-29978
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
9.8
CVSS
2.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MV
Mozilla Vpn · Mozilla
2.0 before 2.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29978
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29978
Third Party Advisory
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/797
Third Party Advisory
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/798
Exploit
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/799
Exploit
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/800
Third Party Advisory
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/801
Third Party Advisory
https://github.com/mozilla-mobile/mozilla-vpn-client/issues/803