CVE-2011-5064

CVE-2011-5064 is a medium-severity vulnerability in Apache Tomcat with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.

Key facts

Description

DigestAuthenticator.java in the HTTP Digest Access Authentication implementation in Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.12 uses Catalina as the hard-coded server secret (aka private key), which makes it easier for remote attackers to bypass cryptographic protection mechanisms by leveraging knowledge of this string, a different vulnerability than CVE-2011-1184.

Frequently asked questions

What is CVE-2011-5064?
DigestAuthenticator.java in the HTTP Digest Access Authentication implementation in Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.12 uses Catalina as the hard-coded server secret (aka private key), which makes it easier for remote attackers to bypass cryptographic protection mechanisms by leveraging knowledge of this string, a different vulnerability than CVE-2011-1184.
How severe is CVE-2011-5064?
CVE-2011-5064 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-5064 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-5064?
CVE-2011-5064 primarily affects Apache Tomcat. In total, 77 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-5064?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-5064 published?
CVE-2011-5064 was published on 2012-01-14 and last updated on 2026-06-16.

References

Affected products (77)

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