LOW
CVE-2013-4377
CWE-399Published: October 11, 2013· Updated: Jun 16, 2026
2.3
CVSS v3.1
Official Description
Use-after-free vulnerability in the virtio-pci implementation in Qemu 1.4.0 through 1.6.0 allows local users to cause a denial of service (daemon crash) by "hot-unplugging" a virtio device.
Technical Analysis
CVE-2013-4377 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
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 VectorAdjacent
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:A/AC:M/Au:S/C:N/I:N/A:P
Affected Vendors & Products
qemu1 product(s)
qemu
Source: NVD CPE · 8 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://secunia.com/advisories/55015Vendor Advisory
→
http://secunia.com/advisories/55015Vendor Advisory
Quick Facts
CVE IDCVE-2013-4377
CVSS Score2.3 / 10
SeverityLOW
WeaknessCWE-399
CISA KEVNo
Affected1 vendor(s)
PublishedOct 11, 2013
Related CVEs (CWE-399)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2013-4377 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.