CVE-2016-5752
CWE-200Published: March 23, 2017· Updated: Jun 17, 2026
Official Description
The SAML2 implementation in Identity Server in NetIQ Access Manager 4.1 before 4.1.2 HF1 and 4.2 before 4.2.2 was handling unsigned SAML requests incorrectly, leaking results to a potentially malicious "Assertion Consumer Service URL" instead of the original requester.
Technical Analysis
CVE-2016-5752 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.
From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (2)
Quick Facts
Related CVEs (CWE-200)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2016-5752 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts