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CVE-2017-12871 SimpleSAMLphp Incorrect IV generation for encryption

MediumCVSS 5.9 EPSS 0.49% PoC
Published
Updated
Exploit status
Proof-of-concept only

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).

Affected products

ProductAffected versionsFixed in
simplesamlphp/simplesamlphp(Packagist) >= 1.14.0, < 1.14.12 1.14.12
simplesamlphp/simplesamlphp(Packagist) = v1.14.0 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.1 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.10 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.11 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.2 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.3 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.4 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.5 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.6 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.7 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.8 No fix listed
simplesamlphp/simplesamlphp(Packagist) = v1.14.9 No fix listed
debian/simplesamlphp(Debian:12) < 1.14.15-1 1.14.15-1
debian/simplesamlphp(Debian:14) < 1.14.15-1 1.14.15-1
debian/simplesamlphp(Debian:14) = 1.10.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.11.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.12.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.12.0~rc1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.12.0~rc2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.13.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.13.1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.13.1-2 No fix listed
debian/simplesamlphp(Debian:14) = 1.13.2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.0-1 No fix listed
Show 40 more
ProductAffected versionsFixed in
debian/simplesamlphp(Debian:14) = 1.14.1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.10-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.11-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.2-2 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.3-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.4-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.5-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.6-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.7-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.8-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.14.9-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.3-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.3-2 No fix listed
debian/simplesamlphp(Debian:14) = 1.6.3-3 No fix listed
debian/simplesamlphp(Debian:14) = 1.7.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.7.0-2 No fix listed
debian/simplesamlphp(Debian:14) = 1.8.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.8.1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.8.2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.9.0-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.9.0~rc1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.9.0~rc2-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.9.1-1 No fix listed
debian/simplesamlphp(Debian:14) = 1.9.2-1 No fix listed
simplesamlphp/simplesamlphp = 1.14.0 No fix listed
simplesamlphp/simplesamlphp = 1.14.1 No fix listed
simplesamlphp/simplesamlphp = 1.14.2 No fix listed
simplesamlphp/simplesamlphp = 1.14.3 No fix listed
simplesamlphp/simplesamlphp = 1.14.4 No fix listed
simplesamlphp/simplesamlphp = 1.14.5 No fix listed
simplesamlphp/simplesamlphp = 1.14.6 No fix listed
simplesamlphp/simplesamlphp = 1.14.7 No fix listed
simplesamlphp/simplesamlphp = 1.14.8 No fix listed
simplesamlphp/simplesamlphp = 1.14.9 No fix listed
simplesamlphp/simplesamlphp = 1.14.10 No fix listed
simplesamlphp/simplesamlphp = 1.14.11 No fix listed

References