What is CVE-2020-27739?

CVE-2020-27739 is a critical-severity vulnerability in Citadel Webcit, classified under Insufficient Session Expiration. CVSS score: 9.8/10. Published 2020-10-28.

How severe is CVE-2020-27739?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Citadel Webcit

CVE-2020-27739

A Weak Session Management vulnerability in Citadel WebCit through 926 allows unauthenticated remote attackers to hijack recently logged-in users' sessions. NOTE: this was reported to the vendor in a publicly archived "Multiple Security Vulnerabilities in WebCit 926" thread.

EPSS: 0.018 (76.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Citadel Webcit
N/a — versions n/a

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-27739?: CVE-2020-27739 is a critical-severity vulnerability in Citadel Webcit, classified under Insufficient Session Expiration. CVSS score: 9.8/10. Published 2020-10-28.
How severe is CVE-2020-27739?: Critical severity. CVSS v3 base score is 9.8 out of 10.