Is CVE-2008-3173 in the CISA KEV catalog?

No. CVE-2008-3173 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-3173?

CVE-2008-3173 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2008-3173?

CVE-2008-3173 has an EPSS score of 11.31% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-3173

MEDIUMEPSS 95th pctl

6.8

CVSS v2

NVD

Description

Microsoft Internet Explorer allows web sites to set cookies for domains that have a public suffix with more than one dot character, which could allow remote attackers to perform a session fixation attack and hijack a user's HTTP session, aka "Cross-Site Cooking." NOTE: this issue may exist because of an insufficient fix for CVE-2004-0866.

CWE-264

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

11.31%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.