Home/CVE/It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By upload
CVE

CVE-2018-10908

It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By upload

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.

MEDIUM · CVSS 6.5 EPSS 0.0032
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-770Allocation of Resources Without Limits or Throttling
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

2
ovirt vdsm< 4.20.37
redhat virtualizationall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPowershell Detect Virtualization Environment
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Aug 2018 · 07:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

1
rhsaRHEA-2018:2624Moderate
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.nongnu.org/archive/html/qemu-block/2018-07/msg00488.htmlMailing ListVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10908Issue TrackingPatchThird Party Advisory
https://gerrit.ovirt.org/#/c/93195/PatchThird Party Advisory
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