CVE-2017-12871

CVSS V2 Medium 4.3 CVSS V3 Medium 5.9
Description
The aesEncrypt method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.x through 1.14.11 makes it easier for context-dependent attackers to bypass the encryption protection mechanism by leveraging use of the first 16 bytes of the secret key as the initialization vector (IV).
Overview
  • CVE ID
  • CVE-2017-12871
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-09-01T21:29:00
  • Last Modified Date
  • 2017-09-06T01:36:03
Weakness Enumerations
CWE URL
CWE-326 http://cwe.mitre.org/data/definitions/326.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.11:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.9
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.2
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://simplesamlphp.org/security/201703-02 Issue Tracking Patch Third Party Advisory
https://github.com/simplesamlphp/simplesamlphp/commit/77df6a932d46daa35e364925eb73a175010dc904 Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-12871
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12871
History
Created Old Value New Value Data Type Notes
2022-05-10 08:40:52 Added to TrackCVE
2022-12-02 20:33:31 2017-09-01T21:29Z 2017-09-01T21:29:00 CVE Published Date updated
2022-12-02 20:33:31 2017-09-06T01:36:03 CVE Modified Date updated
2022-12-02 20:33:31 Analyzed Vulnerability Status updated