CVE-2021-46900

Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this parameter exists and has an unpredictable value. Specifically, the cookie parameter is both a salt for stored passwords and an XSS protection mechanism.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CVEADP
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CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
sympasympa
𝑥
< 6.2.62
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
sympa
bullseye
no-dsa
buster
no-dsa
bookworm
6.2.70~dfsg-2
fixed
sid
6.2.72~dfsg-1
fixed
trixie
6.2.72~dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
sympa
noble
not-affected
mantic
not-affected
lunar
not-affected
jammy
not-affected
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
Common Weakness Enumeration
References
https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md
https://github.com/sympa-community/sympa/issues/1091
https://www.sympa.community/security/2021-001.html
https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md
https://github.com/sympa-community/sympa/issues/1091
https://www.sympa.community/security/2021-001.html