CVE-2020-26163

BigBlueButton Greenlight before 2.5.6 allows HTTP header (Host and Origin) attacks, which can result in Account Takeover if a victim follows a spoofed password-reset link.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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: 64%
VendorProductVersion
bigbluebuttongreenlight
𝑥
< 2.5.6
𝑥
= Vulnerable software versions
References
https://github.com/bigbluebutton/greenlight/pull/1543
https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6
https://www.sakshamanand.com/host-header-injection-bigbluebutton/
https://github.com/bigbluebutton/greenlight/pull/1543
https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6
https://www.sakshamanand.com/host-header-injection-bigbluebutton/