CVE-2017-7674

medium Apache
CVSS v3 Base Score
4.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS Score
5.9%
Exploitation probability in 30 days
Top 9% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Published: August 11, 2017 (3199 days ago)
Last Modified: May 13, 2026
Vendor: Apache
Source: NVD

Description

The CORS Filter in Apache Tomcat 9.0.0.M1 to 9.0.0.M21, 8.5.0 to 8.5.15, 8.0.0.RC1 to 8.0.44 and 7.0.41 to 7.0.78 did not add an HTTP Vary header indicating that the response varies depending on Origin. This permitted client and server side cache poisoning in some circumstances.

CWE

CWE-345

Affected Products

apache tomcat

References

🔗 www.debian.org 🔗 www.oracle.com 🔗 www.securityfocus.com 🔗 access.redhat.com 🔗 access.redhat.com