CVE-2022-42003 — In FasterXML jackson-databind before versions 2
In FasterXML jackson-databind before versions 2.13.4.1 and 2.12.17.1, resource exhaustion can occur because of a lack of a check in primitive value deserializers to avoid deep wrapper array nesting, when the UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled.
Published
2022-10-02T05:15:09.070
Last modified
2026-10-07T17:16:43.300
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
01What is this vulnerability?
In FasterXML jackson-databind before versions 2.13.4.1 and 2.12.17.1, resource exhaustion can occur because of a lack of a check in primitive value deserializers to avoid deep wrapper array nesting, when the UNWRAP_SINGLE_VALUE_ARRAYS feature is enabled.
02Affected products
No structured affected-product list available — see references below for vendor advisories.
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
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
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
- Published: 2022-10-02T05:15:09.070
- Last modified: 2026-10-07T17:16:43.300
09References
- bugs.chromium.org — https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=51020
- github.com — https://github.com/FasterXML/jackson-databind/commit/d78d00ee7b5245b93103fef3187…
- github.com — https://github.com/FasterXML/jackson-databind/issues/3590
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/11/msg00035.html
- security.gentoo.org — https://security.gentoo.org/glsa/202210-21
- security.netapp.com — https://security.netapp.com/advisory/ntap-20221124-0004/
- www.debian.org — https://www.debian.org/security/2022/dsa-5283
- bugs.chromium.org — https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=51020
- github.com — https://github.com/FasterXML/jackson-databind/commit/d78d00ee7b5245b93103fef3187…
- github.com — https://github.com/FasterXML/jackson-databind/issues/3590
Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →