CVE-2007-4993

Severity: medium (CVSS 6.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-09-27 · updated 2026-06-16
Weakness: CWE-20

Description

pygrub (tools/pygrub/src/GrubConf.py) in Xen 3.0.3, when booting a guest domain, allows local users with elevated privileges in the guest domain to execute arbitrary commands in domain 0 via a crafted grub.conf file whose contents are used in exec statements.

Affected products

Xensource Inc Xen: 3.0.3

References

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1068
http://secunia.com/advisories/26986
http://secunia.com/advisories/27047
http://secunia.com/advisories/27072
http://secunia.com/advisories/27085
http://secunia.com/advisories/27103
http://secunia.com/advisories/27141
http://secunia.com/advisories/27161
http://secunia.com/advisories/27486
http://www.debian.org/security/2007/dsa-1384
http://www.mandriva.com/security/advisories?name=MDKSA-2007:203
http://www.redhat.com/support/errata/RHSA-2007-0323.html

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