Access Restriction Bypass Affecting org.apache.tomcat.embed:tomcat-embed-core package, versions [7.0.0,7.0.12)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.18% (57th percentile)

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  • Snyk ID SNYK-JAVA-ORGAPACHETOMCATEMBED-30958
  • published 10 Jun 2015
  • disclosed 14 Jan 2012
  • credit Unknown

How to fix?

Upgrade org.apache.tomcat.embed:tomcat-embed-core to version 7.0.12 or higher.

Overview

org.apache.tomcat.embed:tomcat-embed-core is a Core Tomcat implementation.

Affected versions of this package are vulnerable to Access Restriction Bypass. The HTTP Digest Access Authentication implementation in Apache Tomcat. It does not have the expected countermeasures against replay attacks, which makes it easier for remote attackers to bypass intended access restrictions by sniffing the network for valid requests, related to lack of checking of nonce (aka server nonce) and nc (aka nonce-count or client nonce count) values.

References

CVSS Scores

version 3.1
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Snyk

Recommended
5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

5.3 medium
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Red Hat

4.3 medium