What is the CVSS score of CVE-2022-29970?

CVE-2022-29970 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 2.1%.

Is there a patch available for CVE-2022-29970?

Yes, a patch is available for CVE-2022-29970. Update the affected software to the latest version immediately.

Sinatra CVE-2022-29970

HIGH

Path Traversal (CWE-22)

2022-05-02 cve@mitre.org

Path Traversal Sinatra Debian Linux

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

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:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

May 02, 2022 - 05:15 nvd

HIGH 7.5

DescriptionNVD

Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files.

AnalysisAI

Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Path Traversal vulnerability could allow attackers to access files and directories outside the intended path.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files. Affected products include: Sinatrarb Sinatra, Debian Debian Linux. Version information: before 2.2.0.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.