CVE-2022-22700

CyberArk Identity versions up to and including 22.1 in the 'StartAuthentication' resource, exposes the response header 'X-CFY-TX-TM'. In certain configurations, that response header contains different, predictable value ranges which can be used to determine whether a user exists in the tenant.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Fluid AttacksCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 48%
VendorProductVersion
cyberarkidentity
𝑥
≤ 22.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://docs.cyberark.com/Product-Doc/OnlineHelp/Idaptive/Latest/en/Content/ReleaseNotes/ReleaseNotes-Latest.htm
https://fluidattacks.com/advisories/porter/
https://docs.cyberark.com/Product-Doc/OnlineHelp/Idaptive/Latest/en/Content/ReleaseNotes/ReleaseNotes-Latest.htm
https://fluidattacks.com/advisories/porter/