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CVE-2009-4009

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of...

10.0 HighFix available

CVE-2009-4009 is a high vulnerability (CVSS 10.0) in Powerdns Recursor, published January 8, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 17.6%, the 97th percentile. Fixed in pdns-recursor 3.1.7.2-1.

What does this mean?
Severity
10.0 HighCVSS 2.0, NVD
Exploit chance
17.6%EPSS, 97th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
3.1.7.2-1pdns-recursor +4 more

Description

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Exploit likelihood

17.6%Up 10.0 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
pdns-recursor
Debian:12
before 3.1.7.2-1
3.1.7.2-1
pdns-recursor
Debian:13
before 3.1.7.2-1
3.1.7.2-1
pdns-recursor
Debian:14
before 3.1.7.2-1
3.1.7.2-1
pdns-recursor
Debian:5.0
From an advisory covering 2 CVEs
before 3.1.7-1+lenny1, plus listed versions
3.1.7-13.1.7-1+lenny1~bpo40+1
3.1.7-1+lenny1
pdns-recursor
openSUSE:Tumbleweed
From an advisory covering 4 CVEs
before 4.0.3-1.2
4.0.3-1.2

What each source reports

NVD Score used10.0

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
CVE-2009-4009
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE ListNo score

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
CVE-2009-4009
Updated
2026-11-02
EUVDEUVD-2009-3980No score

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
EUVD-2009-3980
Updated
2026-11-03
GitHub AdvisoriesGHSA-x753-v6ch-rpgqNo score

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of...

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
GHSA-x753-v6ch-rpgq
Weakness
CWE-119
Updated
2026-11-02
OSVNo score

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
CVE-2009-4009
Updated
2026-11-02
OSVDEBIAN-CVE-2009-4009No score

Buffer overflow in PowerDNS Recursor before 3.1.7.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via crafted packets.

Record
DEBIAN-CVE-2009-4009
Updated
2026-11-02
OSVopenSUSE-SU-2024:10537-1No score

pdns-recursor-4.0.3-1.2 on GA media

These are all security issues fixed in the pdns-recursor-4.0.3-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10537-1
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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