CVE-2022-1471
high
CVSS v3
—
CVSS v4 NEW
—
VIR risk
9.0
Description
SnakeYaml Constructor Deserialization Remote Code Execution
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Metasploit modules
Source code queued for fetch — refresh in a moment.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rocky | 8 | fixed | |
| sles | affected | | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.yaml:snakeyaml | <2.0 | 2.0 |
References
- https://errata.rockylinux.org/RLSA-2023:2097
- https://errata.rockylinux.org/RLSA-2022:9058
- https://www.suse.com/security/cve/CVE-2022-1471.html
- https://github.com/google/security-research/security/advisories/GHSA-mjmj-j48q-9wg2
- https://nvd.nist.gov/vuln/detail/CVE-2022-1471
- https://www.github.com/mbechler/marshalsec/blob/master/marshalsec.pdf?raw=true
- https://snyk.io/blog/unsafe-deserialization-snakeyaml-java-cve-2022-1471
- https://security.netapp.com/advisory/ntap-20240621-0006
- https://security.netapp.com/advisory/ntap-20230818-0015
- https://infosecwriteups.com/%EF%B8%8F-inside-the-160-comment-fight-to-fix-snakeyamls-rce-default-1a20c5ca4d4c
- https://groups.google.com/g/kubernetes-security-announce/c/mwrakFaEdnc
- https://github.com/mbechler/marshalsec
- https://confluence.atlassian.com/security/cve-2022-1471-snakeyaml-library-rce-vulnerability-in-multiple-products-1296171009.html
- https://bitbucket.org/snakeyaml/snakeyaml/wiki/CVE-2022-1471
- https://bitbucket.org/snakeyaml/snakeyaml/issues/561/cve-2022-1471-vulnerability-in#comment-64876314
- https://bitbucket.org/snakeyaml/snakeyaml/issues/561/cve-2022-1471-vulnerability-in#comment-64634374
- https://bitbucket.org/snakeyaml/snakeyaml/issues/561/cve-2022-1471-vulnerability-in#comment-64581479
- https://bitbucket.org/snakeyaml/snakeyaml/commits/acc44099f5f4af26ff86b4e4e4cc1c874e2dc5c4
- https://bitbucket.org/snakeyaml/snakeyaml/commits/5014df1a36f50aca54405bb8433bc99a8847f758
- https://bitbucket.org/snakeyaml/snakeyaml
- http://packetstormsecurity.com/files/175095/PyTorch-Model-Server-Registration-Deserialization-Remote-Code-Execution.html
- http://www.openwall.com/lists/oss-security/2023/11/19/1
- https://security-tracker.debian.org/tracker/CVE-2022-1471
- https://access.redhat.com/errata/RHSA-2022:9058
- https://bugzilla.redhat.com/2150009
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.