VulnerabilityModified

CVE-2017-12873

SimpleSAMLphp 1.7.0 through 1.14.10 might allow attackers to obtain sensitive information, gain unauthorized access, or have unspecified other impacts by leveraging incorrect persistent NameID generation when an Identity Provider (IdP) is misconfigured.

CRITICAL 9.8EPSS 1.66%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 3.0: 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.66% probability · 76th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-384
Affected: simplesamlphp/simplesamlphp · debian/debian linux
Source: cve@mitre.org

EPSS trend

EPSS 1.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

https://github.com/simplesamlphp/simplesamlphp/commit/90dca835158495b173808273e7df127303b8b953Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.htmlMailing List, Third Party Advisory
https://simplesamlphp.org/security/201612-04Patch, Vendor Advisory
https://www.debian.org/security/2018/dsa-4127Third Party Advisory
https://github.com/simplesamlphp/simplesamlphp/commit/90dca835158495b173808273e7df127303b8b953Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.htmlMailing List, Third Party Advisory
https://simplesamlphp.org/security/201612-04Patch, Vendor Advisory
https://www.debian.org/security/2018/dsa-4127Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.