CVE-2010-3851

Severity: medium (CVSS 4.7 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-11-04 · updated 2026-06-16
Weakness: CWE-200

Description

libguestfs before 1.5.23, as used in virt-v2v, virt-inspector 1.5.3 and earlier, and possibly other products, when a raw-format disk image is used, allows local guest OS administrators to read files from the host via a crafted (1) qcow2, (2) VMDK, or (3) VDI header, related to lack of support for a disk format specifier.

Affected products

Libguestfs: through 1.5.22; 1.5.0, 1.5.1, 1.5.2, 1.5.3, 1.5.4, 1.5.5 (+16)

References

http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050237.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050742.html
http://rwmj.wordpress.com/2010/10/23/new-libguestfs-stable-versions/
http://secunia.com/advisories/41797
http://secunia.com/advisories/42235
http://www.redhat.com/support/errata/RHSA-2011-0586.html
http://www.securityfocus.com/bid/44166
http://www.vupen.com/english/advisories/2010/2874
http://www.vupen.com/english/advisories/2010/2963
https://bugzilla.redhat.com/show_bug.cgi?id=643958
https://www.redhat.com/archives/libguestfs/2010-October/msg00036.html
https://www.redhat.com/archives/libguestfs/2010-October/msg00037.html

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