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Public proof of conceptFix available

CVE-2022-38752

A public proof of concept exists; no exploitation attested.

  • Published2022-09-05
  • Fixed in1.32
  • WeaknessCWE-121 · CWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2022-09-0510:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-38752?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-38752?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP · OSV
Snakeyaml project snakeyaml
BranchAffectedFixed in
1.32< 1.321.32

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As Google, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • SnakeYAML
    Affected
    • ≤ 1.31no fix statedcustom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2024-03-15

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • ansible-collection-redhat-satelliteRed Hat:satellite:6.13::el8all versions · fixed in 0:3.9.0-2.el8sat
  • ansible-collection-redhat-satellite_operationsRed Hat:satellite:6.13::el8all versions · fixed in 0:1.3.0-2.el8sat
  • ansible-lintRed Hat:satellite:6.13::el8all versions · fixed in 0:5.0.8-4.el8pc
  • ansible-runnerRed Hat:satellite:6.13::el8all versions · fixed in 0:2.2.1-3.el8satand 1 other package
  • ansiblerole-foreman_scap_clientRed Hat:satellite:6.13::el8all versions · fixed in 0:0.2.0-2.el8sat
  • ansiblerole-insights-clientRed Hat:satellite:6.13::el8all versions · fixed in 0:1.7.1-2.el8sat
  • apache-hiveCleanStartall versions · fixed in 3.1.3-r3
  • candlepinRed Hat:satellite:6.13::el8all versions · fixed in 0:4.2.13-1.el8satand 2 other packages

391 more package ranges on OSV.dev

Vendor advisories

  • RHSA-2023:2097 Red Hat Product Security3 products fixed

    Red Hat Security Advisory: Satellite 6.13 Release

  • RHSA-2023:2100 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat Integration Camel for Spring Boot 3.20.1 security update

  • RHSA-2023:1516 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 security update

  • RHSA-2023:1512 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 7 security update

  • RHSA-2023:1513 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 8 security update

  • RHSA-2023:1514 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.10 on RHEL 9 security update

1 more advisory

Full record on NVD

Fix

  1. Update Snakeyaml project snakeyaml to 1.32
  2. Vendor fix Red Hat Product Security RHSA-2023:2097 · 3 productsFor Red Hat Satellite 6.13, see the following documentation for the release. https://access.redhat.com/documentation/en-us/red_hat_satellite/6.13 The important instructions on how to upgrade are available below. https://access.redhat.com/documentation/en-us/red_hat_satellite/6.13/html/upgrading_an…
  3. Vendor fix Red Hat Product Security RHSA-2023:2100 · 1 productBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  4. Vendor fix Red Hat Product Security RHSA-2023:1516 · 1 productBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  5. Vendor fix Red Hat Product Security RHSA-2023:1513 · 2 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  6. Vendor fix Red Hat Product Security RHSA-2022:8524 · 1 productTo install this update, do the following: 1. Download the Data Grid 8.4.0 Server patch from the customer portal[²]. 2. Back up your existing Data Grid installation. You should back up databases, configuration files, and so on. 3. Install the Data Grid 8.4.0 Server patch. 4. Restart Data Grid to e…

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionpoc2024-07-22
  • OpenCVESSVC decisionpoc—
  • CNACVSS 3.16.5known since 2026-10-23
  • NVDCVSS 3.16.5read 2026-10-23
  • CNAweakness (CWE)CWE-121known since 2026-10-23
  • NVDweakness (CWE)CWE-787read 2026-10-23
  • FIRST EPSSEPSS score2.7 %2026-11-03
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryMODERATE2022-09-13

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Published
2022-09-05
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-9w3m-gqgf-c4p9

Frequently asked questions

What is CVE-2022-38752?

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.

Is CVE-2022-38752 actively exploited?

A proof-of-concept exploit exists for CVE-2022-38752, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-38752?

CVE-2022-38752 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

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