CVE-2018-8040

Description

Pages that are rendered using the ESI plugin can have access to the cookie header when the plugin is configured not to allow access. This affects Apache Traffic Server (ATS) versions 6.0.0 to 6.2.2 and 7.0.0 to 7.1.3. To resolve this issue users running 6.x should upgrade to 6.2.3 or later versions and 7.x users should upgrade to 7.1.4 or later versions.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 18.21% Top 10%
Vendor Advisory debian.org
Affected: Apache Software Foundation Apache Traffic Server
Published at:
Updated at:

References

Link Tags
https://github.com/apache/trafficserver/pull/3926 third party advisory patch
https://lists.apache.org/thread.html/cc7aa2ce1c6f4fe0c6bfef517763cdaad30ec7bcb0115b73f73f3c01%40%3Cusers.trafficserver.apache.org%3E mailing list
https://lists.apache.org/thread.html/36b3df68fe7311965f6bc4630ca413d2aa99d8f1d53affda85ea70d7%40%3Cusers.trafficserver.apache.org%3E mailing list
https://www.debian.org/security/2018/dsa-4282 third party advisory vendor advisory
http://www.securityfocus.com/bid/105181 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-8040?
CVE-2018-8040 has been scored as a medium severity vulnerability.
How to fix CVE-2018-8040?
To fix CVE-2018-8040, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8040 being actively exploited in the wild?
It is possible that CVE-2018-8040 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~18% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8040?
CVE-2018-8040 affects Apache Software Foundation Apache Traffic Server.
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