CVE-2009-2957
MEDIUM · CVSS 6.8EPSS 15.3%EU EUVD
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.
Key facts
- CVSS score
- 6.8 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 15.3% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-2944)
- Published
- September 2, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-2944 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
- thekelleys / dnsmasq
and 26 more…
References
- http://secunia.com/advisories/36563
- http://www.coresecurity.com/content/dnsmasq-vulnerabilities(Patch)
- http://www.redhat.com/support/errata/RHSA-2009-1238.html
- http://www.securityfocus.com/bid/36121(Patch)
- http://www.thekelleys.org.uk/dnsmasq/CHANGELOG(Vendor Advisory)
- http://www.ubuntu.com/usn/USN-827-1
- https://bugzilla.redhat.com/show_bug.cgi?id=519020
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10538
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain