What is the CVSS score of CVE-2022-25857?

CVE-2022-25857 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:N/I:N/A:H. EPSS exploitation probability: 2.2%.

Is there a public PoC exploit available for CVE-2022-25857?

Yes, a public proof-of-concept exploit is available for CVE-2022-25857. Prioritise patching immediately. EPSS: 2.2%.

Is there a patch available for CVE-2022-25857?

Yes, a patch is available for CVE-2022-25857. Update the affected software to the latest version immediately.

Snakeyaml CVE-2022-25857

HIGH

Improper Restriction of Recursive Entity References in DTDs (CWE-776)

2022-08-30 report@snyk.io

Denial Of Service Snakeyaml 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:N/I:N/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:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Aug 30, 2022 - 05:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

3,200 maven packages depend on org.yaml:snakeyaml (202 direct, 3,000 indirect)

Ecosystem-wide dependent count for version 1.31.

DescriptionNVD

The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections.

AnalysisAI

The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-776. The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections. Affected products include: Snakeyaml Project Snakeyaml, Debian Debian Linux. Version information: before 1.31.

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.