What is the CVSS score of CVE-2021-20096?

CVE-2021-20096 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2021-20096?

Yes, a public proof-of-concept exploit is available for CVE-2021-20096. Prioritise patching immediately. EPSS: 0.6%.

Openoversight CVE-2021-20096

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2021-05-25 vulnreport@tenable.com

CSRF Openoversight

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 25, 2021 - 12:15 nvd

HIGH 8.1

DescriptionNVD

Cross-site request forgery in OpenOversight 0.6.4 allows a remote attacker to perform sensitive application actions by tricking legitimate users into clicking a crafted link.

AnalysisAI

Cross-site request forgery in OpenOversight 0.6.4 allows a remote attacker to perform sensitive application actions by tricking legitimate users into clicking a crafted link. Rated high severity (CVSS 8.1), 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 Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. Cross-site request forgery in OpenOversight 0.6.4 allows a remote attacker to perform sensitive application actions by tricking legitimate users into clicking a crafted link. Affected products include: Lucyparsonslabs Openoversight.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.