CVE-2018-5387 — Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and c
Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication t
Published
2018-07-24T15:00:00.000Z
Last modified
2024-09-16T22:55:40.613Z
01What is this vulnerability?
Wizkunde SAMLBase may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.
02Affected products
| Vendor | Product | Versions |
|---|
| Wizkunde | SAMLBase | unspecified |
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: 2018-07-24T15:00:00.000Z
- Last modified: 2024-09-16T22:55:40.613Z
09References
- duo.com — https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implement…
- www.kb.cert.org — https://www.kb.cert.org/vuls/id/475445
- github.com — https://github.com/GoGentoOSS/SAMLBase/issues/3
- github.com — https://github.com/GoGentoOSS/SAMLBase/commit/482cdf8c090e0f1179073034ebcb609ac7…
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