SARA / Free Tools / CVE / CVE-2022-41854

CVE-2022-41854 — Those using Snakeyaml to parse untrusted YAML files may be vulnerable to Denial

Those using Snakeyaml to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stack overflow. This effect may support a denial of service

CVSS
5.8 MEDIUM
EPSS
0.08% (top 76.20%)
CWE
CWE-121
Published
2022-11-11T13:10:10.912Z
Last modified
2024-09-16T16:24:11.627Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H

01What is this vulnerability?

Those using Snakeyaml to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stack overflow. This effect may support a denial of service attack.

02Affected products

VendorProductVersions
SnakeYamlSnakeYamlunspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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