CVE-2017-12872 describes a timing side-channel vulnerability in SimpleSAMLphp versions 1.14.11 and earlier, specifically impacting the Htpasswd authentication source and SimpleSAML_Session class. This flaw allows remote attackers to deduce secret information by observing timing differences during comparisons of user-supplied data against sensitive material. With a CVSSv3 score of 5.9 (Medium), exploitation requires high attack complexity but can lead to high confidentiality impact without requiring user interaction or privileges. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.14.11CPE matchmatch criteria | cpe:2.3:a:simplesamlphp:simplesamlphp:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
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