CVE-2017-10873
OpenAM (Open Source Edition) allows an attacker to bypass authentication and access unauthorized contents via unspecified vectors.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
OpenAM (Open Source Edition) allows an attacker to bypass authentication and access unauthorized contents via unspecified vectors. Note that this vulnerability affects OpenAM (Open Source Edition) implementations configured as SAML 2.0IdP, and switches authentication methods based on AuthnContext requests sent from the service provider.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.63% probability · 85th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- osstech/openam
- Source
- vultures@jpcert.or.jp
EPSS 2.6% 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://jvn.jp/en/jp/JVN79546124/Third Party Advisory, VDB Entry
- https://www.cs.themistruct.com/Third Party Advisory
- https://www.osstech.co.jp/support/am2017-2-1-enPatch, Vendor Advisory
- https://jvn.jp/en/jp/JVN79546124/Third Party Advisory, VDB Entry
- https://www.cs.themistruct.com/Third Party Advisory
- https://www.osstech.co.jp/support/am2017-2-1-enPatch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.