Auth bypass in Sympa

CVE-2020-29668

Sympa before 6.2.59b.2 allows remote attackers to obtain full SOAP API access by sending any arbitrary string (except one from an expired cookie) as the cookie value to authenticateAndRun.

Vulnerability class: Broken Authentication

EPSS: 0.020 (78.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
  • cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
  • cve@mitre.org (x_refsource_FEDORA, vendor-advisory)

Frequently asked questions

What is CVE-2020-29668?
CVE-2020-29668 is a low-severity vulnerability in Sympa, classified under Improper Authentication. CVSS score: 3.7/10. Published 2020-12-10.
How severe is CVE-2020-29668?
Low severity. CVSS v3 base score is 3.7 out of 10.