CVE-2016-6347

Impact:
Moderate
Public Date:
2016-09-01
CWE:
CWE-20
Bugzilla:
1372124: CVE-2016-6347 RESTEasy: Use of the default exception handler in RESTEasy can lead to reflected XSS attack
It was found that the default exception handler in RESTEasy did not properly validate user input. An attacker could use this flaw to launch a relected XSS attack.

Find out more about CVE-2016-6347 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue affects the versions of RESTEasy as shipped with Red Hat Satellite 6. Red Hat Product Security has rated this issue as having a security impact of Moderate. Additionally Red Hat Satellite does not use the default ExceptionMapper, and the custom exception handler does not allow return type of text/html. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5.4
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Low
Integrity Impact Low
Availability Impact None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

Acknowledgements

Red Hat would like to thank Mikhail Egorov (Odin) for reporting this issue.
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