MEDIUM
CVE-2013-0198
CWE-20Published: March 5, 2013· Updated: Jun 16, 2026
5.0
CVSS v3.1
Official Description
Dnsmasq before 2.66test2, when used with certain libvirt configurations, replies to queries from prohibited interfaces, which allows remote attackers to cause a denial of service (traffic amplification) via spoofed TCP based DNS queries. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3411.
Technical Analysis
CVE-2013-0198 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected Vendors & Products
thekelleys1 product(s)
dnsmasq
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (10)
→
http://www.mandriva.com/security/advisories?name=MDVSA-2013:072Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2013/01/18/2Mailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2013/01/18/7Mailing List · Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=894486Exploit · Issue Tracking · Patch · Third Party Advisory
→
http://www.mandriva.com/security/advisories?name=MDVSA-2013:072Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2013/01/18/2Mailing List · Third Party Advisory
→
http://www.openwall.com/lists/oss-security/2013/01/18/7Mailing List · Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=894486Exploit · Issue Tracking · Patch · Third Party Advisory
Quick Facts
CVE IDCVE-2013-0198
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedMar 5, 2013
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2013-0198 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.