Vulnerability Monitor

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CVE-2018-10908

It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By uploading a specially crafted image, an attacker could cause the qemu-img process to consume unbounded amounts of memory of CPU time, causing a denial of service condition that could potentially impact other users of the host.

Published

2018-08-09T19:29:00.207

Last Modified

2024-11-21T03:42:16.757

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

6.9

Weaknesses

Type: Secondary
CWE-20
CWE-770
Type: Primary
CWE-770

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ovirt	vdsm	< 4.20.37	Yes
Application	redhat	virtualization	4.0	Yes

References

http://lists.nongnu.org/archive/html/qemu-block/2018-07/msg00488.html Mailing List, Vendor Advisory ([email protected])
https://access.redhat.com/errata/RHEA-2018:2624 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10908 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://gerrit.ovirt.org/#/c/93195/ Patch, Third Party Advisory ([email protected])
http://lists.nongnu.org/archive/html/qemu-block/2018-07/msg00488.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHEA-2018:2624 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10908 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://gerrit.ovirt.org/#/c/93195/ Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)