CVE-2017-12868

The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.13 and earlier, when used with PHP before 5.6, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR operation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 72%
VendorProductVersion
simplesamlphpsimplesamlphp
𝑥
≤ 1.14.13
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
simplesamlphp
bullseye
1.19.0-1
fixed
stretch
not-affected
sid
1.19.7-1
fixed
trixie
1.19.7-1
fixed
bookworm
1.19.7-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
simplesamlphp
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
ignored
xenial
needed
trusty
dne