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CVE-2009-1755
Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7,…
Medium5.0EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors that trigger a buffer overflow.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (4)
- http://www.nlnetlabs.nl/publications/NSD_vulnerability_announcement.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529420 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529418 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20090519 CVE id request: nsd (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2009-1755)Record last updated .