CVE & CISA-KEV Catalog

CVE-2016-9602

HIGHEPSS 89th pctl
7.6
CVSS v3
NVD

Description

Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.

CWE-59Link Following

How to fix

Remediation Available
qemuDebian
Fixed in:1:2.8+dfsg-3CVE-2016-9602
Fixed in:1:2.8+dfsg-3CVE-2016-9602
Fixed in:1:2.8+dfsg-3CVE-2016-9602
Fixed in:1:2.8+dfsg-3CVE-2016-9602
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-s390xUbuntu
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.33USN-3261-1
Fixed in:1:2.5+dfsg-5ubuntu10.11USN-3261-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent
Attack ComplexityHigh
Privileges RequiredHigh
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

3.84%probability of exploitation in 30 days
89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.