© 2026 vulntracker.io

CVE-2017-7674

N/A

Published: August 11, 2017 at 02:00 AM UTC

Updated: October 15, 2026 at 04:17 PM UTC

1 product affected across 1 vendorTomcat

Using Apache Tomcat by Apache Software Foundation?

Get instant alerts when new vulnerabilities affect Apache Tomcat - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

N/A

Exploit prediction

EPSS 8%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tomcat · Apache

95%

7.0.41 7.0.42 7.0.43 7.0.44 7.0.45 7.0.46 7.0.47 7.0.48 7.0.49 7.0.50 7.0.52 7.0.53 7.0.54 7.0.55 7.0.56 7.0.57 7.0.58 7.0.59 7.0.60 7.0.61 7.0.62 7.0.63 7.0.64 7.0.65 7.0.66 7.0.67 7.0.68 7.0.69 7.0.70 7.0.71 7.0.72 7.0.73 7.0.74 7.0.75 7.0.76 7.0.77 7.0.78 8.0 8.0.0 8.0.0 rc1 8.0.0 rc10 8.0.0 rc3 8.0.0 rc5 8.0.1 8.0.10 8.0.11 8.0.12 8.0.13 8.0.14 8.0.15 8.0.16 8.0.17 8.0.18 8.0.19 8.0.2 8.0.20 8.0.21 8.0.22 8.0.23 8.0.24 8.0.25 8.0.26 8.0.27 8.0.28 8.0.29 8.0.3 8.0.30 8.0.31 8.0.32 8.0.33 8.0.34 8.0.35 8.0.36 8.0.37 8.0.38 8.0.39 8.0.4 8.0.40 8.0.41 8.0.42 8.0.43 8.0.44 8.0.5 8.0.6 8.0.7 8.0.8 8.0.9 8.5.0 8.5.1 8.5.10 8.5.11 8.5.12 8.5.13 8.5.14 8.5.15 8.5.2 8.5.3 8.5.4 8.5.5 8.5.6 8.5.7 8.5.8 8.5.9 9.0.0 9.0.0 milestone1 9.0.0 milestone10 9.0.0 milestone11 9.0.0 milestone12 9.0.0 milestone13 9.0.0 milestone14 9.0.0 milestone15 9.0.0 milestone16 9.0.0 milestone17 9.0.0 milestone18 9.0.0 milestone19 9.0.0 milestone2 9.0.0 milestone20 9.0.0 milestone21 9.0.0 milestone3 9.0.0 milestone4 9.0.0 milestone5 9.0.0 milestone6 9.0.0 milestone7 9.0.0 milestone8 9.0.0 milestone9

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (29)

Vendor Advisoryx_refsource_DEBIAN

Source: [email protected]

http://www.debian.org/security/2017/dsa-3974

x_refsource_CONFIRM

Source: [email protected]

http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html

VDB Entryx_refsource_BIDThird Party Advisory

Source: [email protected]

http://www.securityfocus.com/bid/100280

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2017:1801

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2017:1802

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2017:3081

Mailing Listx_refsource_MLIST

Source: [email protected]

https://lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3E

Mailing Listx_refsource_MLIST

Source: [email protected]

https://lists.apache.org/thread.html/22b4bb077502f847e2b9fcf00b96e81e734466ab459780ff73b60c0f%40%3Cannounce.tomcat.apache.org%3E

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUM[email protected]

Confidentiality: NONE
Integrity: PARTIAL
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-345

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card