What is the CVSS score of CVE-2021-29978?

CVE-2021-29978 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.8%.

Is there a public PoC exploit available for CVE-2021-29978?

Yes, a public proof-of-concept exploit is available for CVE-2021-29978. Prioritise patching immediately. EPSS: 2.8%.

Is there a patch available for CVE-2021-29978?

Yes, a patch is available for CVE-2021-29978. Update the affected software to the latest version immediately.

Mozilla Vpn CVE-2021-29978

CRITICAL

2021-08-05 security@mozilla.org

Mozilla Information Disclosure Mozilla Vpn

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 05, 2021 - 20:15 nvd

CRITICAL 9.8

DescriptionNVD

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.

AnalysisAI

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. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

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. Affected products include: Mozilla Mozilla Vpn.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.