CVE-2018-1000165 describes an Incorrect Access Control vulnerability in LightSAML versions prior to 1.3.5, specifically within the signature validation of its XML Digital Signature (XMLDSig) readers. This flaw allows an attacker to impersonate any user from an Identity Provider. The vulnerability has a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low complexity and no user interaction, leading to high integrity impact (impersonation). While the vulnerability is not listed on the KEV catalog and there's no public exploit code or active exploitation reported, it's crucial for affected organizations to update to LightSAML 1.3.5 or later to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.3.5CPE matchmatch criteria | cpe:2.3:a:lightsaml:lightsaml:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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