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CVE-2011-2526

UnknownEPSS 0.70%

Last modified

CVE-2011-2526 is a vulnerability of currently unknown severity. Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.

Metrics

EPSS Probability
0.70%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheTomcat5.5.0
ApacheTomcat5.5.1
ApacheTomcat5.5.2
ApacheTomcat5.5.3
ApacheTomcat5.5.4
ApacheTomcat5.5.5
ApacheTomcat5.5.6
ApacheTomcat5.5.7
ApacheTomcat5.5.8
ApacheTomcat5.5.9
ApacheTomcat5.5.10
ApacheTomcat5.5.11
ApacheTomcat5.5.12
ApacheTomcat5.5.13
ApacheTomcat5.5.14
ApacheTomcat5.5.15
ApacheTomcat5.5.16
ApacheTomcat5.5.17
ApacheTomcat5.5.18
ApacheTomcat5.5.19
ApacheTomcat5.5.20
ApacheTomcat5.5.21
ApacheTomcat5.5.22
ApacheTomcat5.5.23
ApacheTomcat5.5.24
ApacheTomcat5.5.25
ApacheTomcat5.5.26
ApacheTomcat5.5.27
ApacheTomcat5.5.28
ApacheTomcat5.5.29
ApacheTomcat5.5.30
ApacheTomcat5.5.31
ApacheTomcat5.5.32
ApacheTomcat5.5.33
ApacheTomcat6.0
ApacheTomcat6.0.0
ApacheTomcat6.0.1
ApacheTomcat6.0.2
ApacheTomcat6.0.3
ApacheTomcat6.0.4
ApacheTomcat6.0.5
ApacheTomcat6.0.6
ApacheTomcat6.0.7
ApacheTomcat6.0.8
ApacheTomcat6.0.9
ApacheTomcat6.0.10
ApacheTomcat6.0.11
ApacheTomcat6.0.12
ApacheTomcat6.0.13
ApacheTomcat6.0.14

Showing 50 of 79 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-2526?
Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.
How severe is CVE-2011-2526?
Severity scoring for CVE-2011-2526 is pending analysis. The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.
How do I fix CVE-2011-2526?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST