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CVE-2009-2957

UnknownEPSS 12.68%

Last modified

CVE-2009-2957 is a vulnerability of currently unknown severity. Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.. EPSS estimates a 12.68% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.

Metrics

EPSS Probability
12.68%

95.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ThekelleysDnsmasq<= 2.49
ThekelleysDnsmasq0.4
ThekelleysDnsmasq0.5
ThekelleysDnsmasq0.6
ThekelleysDnsmasq0.7
ThekelleysDnsmasq0.95
ThekelleysDnsmasq0.96
ThekelleysDnsmasq0.98
ThekelleysDnsmasq0.992
ThekelleysDnsmasq0.996
ThekelleysDnsmasq1.0
ThekelleysDnsmasq1.2
ThekelleysDnsmasq1.3
ThekelleysDnsmasq1.4
ThekelleysDnsmasq1.5
ThekelleysDnsmasq1.6
ThekelleysDnsmasq1.7
ThekelleysDnsmasq1.8
ThekelleysDnsmasq1.9
ThekelleysDnsmasq1.10
ThekelleysDnsmasq1.11
ThekelleysDnsmasq1.12
ThekelleysDnsmasq1.13
ThekelleysDnsmasq1.14
ThekelleysDnsmasq1.15
ThekelleysDnsmasq1.16
ThekelleysDnsmasq1.17
ThekelleysDnsmasq1.18
ThekelleysDnsmasq2.0
ThekelleysDnsmasq2.1
ThekelleysDnsmasq2.2
ThekelleysDnsmasq2.3
ThekelleysDnsmasq2.4
ThekelleysDnsmasq2.5
ThekelleysDnsmasq2.6
ThekelleysDnsmasq2.7
ThekelleysDnsmasq2.8
ThekelleysDnsmasq2.9
ThekelleysDnsmasq2.10
ThekelleysDnsmasq2.11
ThekelleysDnsmasq2.12
ThekelleysDnsmasq2.13
ThekelleysDnsmasq2.14
ThekelleysDnsmasq2.15
ThekelleysDnsmasq2.16
ThekelleysDnsmasq2.17
ThekelleysDnsmasq2.18
ThekelleysDnsmasq2.19
ThekelleysDnsmasq2.20
ThekelleysDnsmasq2.21

Showing 50 of 76 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-2957?
Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.
How severe is CVE-2009-2957?
Severity scoring for CVE-2009-2957 is pending analysis. The EPSS model estimates a 12.68% probability of exploitation in the next 30 days.
How do I fix CVE-2009-2957?
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-2009-2957?

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

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Source: NVD / NIST