No exploitation reportedFix available

CVE-2009-0949

Q: Is CVE-2009-0949 actively exploited?

Active exploitation of CVE-2009-0949 has not been confirmed. Its EPSS score was 19.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2009-0949?

CVE-2009-0949 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2009-06-09
WeaknessCWE-908

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The ippReadIO function in cups/ipp.c in cupsd in CUPS before 1.3.10 does not properly initialize memory for IPP request packets, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a scheduler request with two consecutive IPP_TAG_UNSUPPORTED tags.

Timeline

dates in UTC

2009-06-0917:30CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2009-0949?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2009-0949?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Canonical ubuntu linux

Branch	Affected	Fixed in	Source
6.6	= 6.06	no fix published	NVD
8.4	= 8.04	no fix published	NVD
8.10	= 8.10	no fix published	NVD
9.4	= 9.04	no fix published	NVD

Debian debian linux

Branch	Affected	Fixed in	Source
4.0	= 4.0	no fix published	NVD
5.0	= 5.0	no fix published	NVD
6.0	= 6.0	no fix published	NVD

Apple mac os x

Branch	Affected	Fixed in	Source
10.5	≥ 10.5.0, < 10.5.8	10.5.8	NVD
10.x	≥ 10.0.0, < 10.4.11	10.4.11	NVD

4 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

secunia.comVendor Advisory
secunia.comVendor Advisory
secunia.comVendor Advisory
secunia.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-908read 2026-10-23
FIRST EPSSEPSS score19.6 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2009-06-09
Last Modified: 2026-06-16
NVD status: Modified

Frequently asked questions

What is CVE-2009-0949?

Is CVE-2009-0949 actively exploited?

Active exploitation of CVE-2009-0949 has not been confirmed. Its EPSS score was 19.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2009-0949?

CVE-2009-0949 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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