CVE-2020-10749 — A vulnerability was found in all versions of containernetworking/plugins before
A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertiseme
Published
2020-06-03T13:45:39.000Z
Last modified
2024-08-04T11:14:15.590Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
01What is this vulnerability?
A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertisements to the host or other containers, to redirect traffic to the malicious container.
02Affected products
| Vendor | Product | Versions |
|---|
| Red Hat | containernetworking/plugins | all containernetworking/plugins versions before version 0.8.6 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2020-06-03T13:45:39.000Z
- Last modified: 2024-08-04T11:14:15.590Z
09References
- bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10749
- groups.google.com — https://groups.google.com/forum/#%21topic/kubernetes-security-announce/BMb_6ICCf…
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00063.html
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00065.html
- lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
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