What is the CVSS score of CVE-2022-0939?

CVE-2022-0939 has a CVSS 3.1 base score of 9.9 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H. EPSS exploitation probability: 1.0%.

Is there a public PoC exploit available for CVE-2022-0939?

Yes, a public proof-of-concept exploit is available for CVE-2022-0939. Prioritise patching immediately. EPSS: 1.0%.

Is there a patch available for CVE-2022-0939?

Yes, a patch is available for CVE-2022-0939. Update the affected software to the latest version immediately.

Calibre Web CVE-2022-0939

CRITICAL

Server-Side Request Forgery (SSRF) (CWE-918)

2022-04-04 security@huntr.dev

SSRF Calibre Web

9.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.9 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

High

Lifecycle Timeline

CVE Published

Apr 04, 2022 - 10:15 nvd

CRITICAL 9.9

DescriptionNVD

Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.18.

AnalysisAI

Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.18. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. Server-Side Request Forgery (SSRF) in GitHub repository janeczku/calibre-web prior to 0.6.18. Affected products include: Janeczku Calibre-Web. Version information: prior to 0.6.18..

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.