What is the CVSS score of CVE-2021-29012?

CVE-2021-29012 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: 3.2%.

Is there a public PoC exploit available for CVE-2021-29012?

Yes, a public proof-of-concept exploit is available for CVE-2021-29012. Prioritise patching immediately. EPSS: 3.2%.

Dma Radius Manager CVE-2021-29012

CRITICAL

Improper Authentication (CWE-287)

2021-04-02 cve@mitre.org

Authentication Bypass Dma Radius Manager

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

Apr 02, 2021 - 13:15 nvd

CRITICAL 9.8

DescriptionNVD

DMA Softlab Radius Manager 4.4.0 assigns the same session cookie to every admin session. The cookie is valid when the admin is logged in, but is invalid (temporarily) during times when the admin is logged out. In other words, the cookie is functionally equivalent to a static password, and thus provides permanent access if stolen.

AnalysisAI

DMA Softlab Radius Manager 4.4.0 assigns the same session cookie to every admin session. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. DMA Softlab Radius Manager 4.4.0 assigns the same session cookie to every admin session. The cookie is valid when the admin is logged in, but is invalid (temporarily) during times when the admin is logged out. In other words, the cookie is functionally equivalent to a static password, and thus provides permanent access if stolen. Affected products include: Dmasoftlab Dma Radius Manager.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.