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CVE-2015-3294

UnknownEPSS 4.46%

Last modified

CVE-2015-3294 is a vulnerability of currently unknown severity. The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.. EPSS estimates a 4.46% chance of exploitation in the next 30 days.

Description

The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.

Metrics

EPSS Probability
4.46%

90.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
ThekelleysDnsmasq<= 2.73Rc3
OracleSolaris11.2—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-3294?
The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.
How severe is CVE-2015-3294?
Severity scoring for CVE-2015-3294 is pending analysis. The EPSS model estimates a 4.46% probability of exploitation in the next 30 days.
How do I fix CVE-2015-3294?
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.

Are you affected by CVE-2015-3294?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST