Vulnerability in Rest-Client Project

CVE-2015-1820

REST client for Ruby (aka rest-client) before 1.8.0 allows remote attackers to conduct session fixation attacks or obtain sensitive cookie information by leveraging passage of cookies set in a response to a redirect.

EPSS: 0.043 (90.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-1820?
CVE-2015-1820 is a critical-severity vulnerability in Rest-Client Project, classified under Session Fixation. CVSS score: 9.8/10. Published 2017-08-09.
How severe is CVE-2015-1820?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2015-1820 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.