dnsmasq 2.43 allows remote attackers to cause a denial of service (daemon crash) by (1) sending a DHCPINFORM while lacking a DHCP lease, or (2) attempting to renew a nonexistent DHCP lease for an invalid subnet as an "unknown client," a different vulnerability than CVE-2008-3214
Published Jul 28, 2008
5.0
MEDIUMCVSS 2.0
EPSS 1.69%
Description
dnsmasq 2.43 allows remote attackers to cause a denial of service (daemon crash) by (1) sending a DHCPINFORM while lacking a DHCP lease, or (2) attempting to renew a nonexistent DHCP lease for an invalid subnet as an "unknown client," a different vulnerability than CVE-2008-3214.
Affected products
No data.
- 2.43
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. These issues did not affect the version of dnsmasq as shipped with Red Hat Enterprise Linux 5.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.69% (0.01690) | 76.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.69% (0.01690) | 74.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.19% (0.01190) | 77.40th | v4 (v2025.03.14) |
| Feb 7, 2025 | 4.74% (0.04737) | 92.64th | v3 (v2023.03.01) |
| Dec 30, 2024 | 3.54% (0.03538) | 91.42th | v3 (v2023.03.01) |
| Dec 12, 2024 | 2.43% (0.02434) | 90.38th | v3 (v2023.03.01) |
| Nov 25, 2023 | 2.25% (0.02253) | 88.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.09% (0.02089) | 87.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
No CWE recorded.
References (9)
- http://article.gmane.org/gmane.network.dns.dnsmasq.general/2189 mailing-listx_refsource_MLISTPatch
- http://secunia.com/advisories/31197 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.thekelleys.org.uk/dnsmasq/CHANGELOG x_refsource_CONFIRM
- http://www.vupen.com/english/advisories/2008/2166 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2008-3350 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43957 vdb-entryx_refsource_XF
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43960 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2008-3350
- https://www.cve.org/CVERecord?id=CVE-2008-3350
| Link | Providers | Tags |
|---|---|---|
| http://article.gmane.org/gmane.network.dns.dnsmasq.general/2189 | mailing-listx_refsource_MLISTPatch | |
| http://secunia.com/advisories/31197 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.thekelleys.org.uk/dnsmasq/CHANGELOG | x_refsource_CONFIRM | |
| http://www.vupen.com/english/advisories/2008/2166 | vdb-entryx_refsource_VUPEN | |
| https://access.redhat.com/security/cve/CVE-2008-3350 | Vendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/43957 | vdb-entryx_refsource_XF | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/43960 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2008-3350 | ||
| https://www.cve.org/CVERecord?id=CVE-2008-3350 |
Change history (0)
No recorded changes yet.