CVE-2017-1000452
CVE-2017-1000452 is a high-severity vulnerability in Samlify Project Samlify with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-91.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 6.0
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-91
- Affected product: Samlify Project Samlify
- Published:
- Last modified:
Description
An XML Signature Wrapping vulnerability exists in Samlify 2.2.0 and earlier, and in predecessor Express-saml2 which could allow attackers to impersonate arbitrary users.
Frequently asked questions
- What is CVE-2017-1000452?
- An XML Signature Wrapping vulnerability exists in Samlify 2.2.0 and earlier, and in predecessor Express-saml2 which could allow attackers to impersonate arbitrary users.
- How severe is CVE-2017-1000452?
- CVE-2017-1000452 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-1000452 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-1000452?
- CVE-2017-1000452 affects Samlify Project Samlify. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-1000452?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-1000452 published?
- CVE-2017-1000452 was published on 2018-01-02 and last updated on 2026-06-17.
References
- https://github.com/tngan/samlify/releases/tag/v2.3.0
- https://www.whitehats.nl/blog/xml-signature-wrapping-samlify
Affected products (1)
- cpe:2.3:a:samlify_project:samlify:*:*:*:*:*:*:*:*
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