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CVE-2017-12871

Published: 1 September 2017

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).

Notes

AuthorNote
sbeattie
1.14.x only

Priority

Medium

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
simplesamlphp
Launchpad, Ubuntu, Debian
artful Not vulnerable
(1.14.15-1)
bionic Not vulnerable
(1.14.15-1)
cosmic Not vulnerable
(1.14.15-1)
disco Not vulnerable
(1.14.15-1)
eoan Not vulnerable
(1.14.15-1)
focal Not vulnerable
(1.14.15-1)
groovy Not vulnerable
(1.14.15-1)
hirsute Not vulnerable
(1.14.15-1)
impish Not vulnerable
(1.14.15-1)
jammy Not vulnerable
(1.14.15-1)
kinetic Not vulnerable
(1.14.15-1)
lunar Not vulnerable
(1.14.15-1)
mantic Not vulnerable
(1.14.15-1)
trusty Does not exist
(trusty was not-affected)
upstream
Released (1.14.15-1)
xenial Needed

zesty Ignored
(end of life)

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N