Home/CVE/Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this paramete
CVE

CVE-2021-46900

Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this paramete

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.

HIGH · CVSS 7.5 EPSS 0.00097
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-327Use of a Broken or Risky Cryptographic Algorithm
CWE-327Use of a Broken or Risky Cryptographic Algorithm
▤

Affected Products & Versions

1
sympa< 6.2.62
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD31 Dec 2023 · 05:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.mdMitigationVendor Advisory
https://github.com/sympa-community/sympa/issues/1091Issue TrackingMitigationVendor Advisory
https://www.sympa.community/security/2021-001.htmlMitigationVendor Advisory
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