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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 15.78% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 96.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-09-02 15:00Z17 YR AGO
- Last updated
- 2024-08-07 06:07Z2 YR AGO
- Reserved
- 2009-08-24
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 245c884a5bcb75966657924c7384e758dcf7db0488bb9ee22d30b2db5ca4440f
05 Affected products
06 References
- www.securityfocus.com36121http://www.securityfocus.com/bid/36121
- secunia.com36563http://secunia.com/advisories/36563
- www.ubuntu.comUSN-827-1http://www.ubuntu.com/usn/USN-827-1
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=519020
- oval.cisecurity.orgoval:org.mitre.oval:def:10538https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10538
- www.thekelleys.org.ukhttp://www.thekelleys.org.uk/dnsmasq/CHANGELOG
- www.coresecurity.comhttp://www.coresecurity.com/content/dnsmasq-vulnerabilities
- rhn.redhat.comRHSA-2010:0095https://rhn.redhat.com/errata/RHSA-2010-0095.html
- www.redhat.comRHSA-2009:1238http://www.redhat.com/support/errata/RHSA-2009-1238.html
07 Fixed in
Debian 12
- dnsmasq Fixed in 2.50-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- dnsmasq Fixed in 2.50-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- dnsmasq Fixed in 2.50-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.