Home/CVE/A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple cont
CVE

CVE-2020-2026

A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple cont

A malicious guest compromised before a container creation (e.g. a malicious guest image or a guest running multiple containers) can trick the kata runtime into mounting the untrusted container filesystem on any host path, potentially allowing for code execution on the host. This issue affects: Kata Containers 1.11 versions earlier than 1.11.1.

Kata Containers 1.10 versions earlier than 1.10.5.

Kata Containers 1.9 and earlier versions.

HIGH · CVSS 7.8 EPSS 0.00306
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
CWE-59Improper Link Resolution Before File Access ('Link Following')
▤

Affected Products & Versions

4
katacontainers runtime<= 1.9
katacontainers runtime>= 1.10 and < 1.10.5
katacontainers runtime>= 1.11 and < 1.11.1
fedoraproject fedoraall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go github.com/kata-containers/runtime HIGH fixed in 1.9.1
◈

Sigma Hunt Rules

2
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.
producthighSuspicious Speech Runtime Binary Child Process
producthighDisable Macro Runtime Scan Scope
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · psirt@paloaltonetworks.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 NVD10 Jun 2020 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/kata-containers/runtime/issues/2712Third Party Advisory
https://github.com/kata-containers/runtime/pull/2713Third Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.10.5Release NotesThird Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.11.1Release NotesThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P7FHA4AF6Y6PAVJBTTQPUEHXZQUOF3P/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JPBKAQBF3OR72N55GWM2TDYQP2OHK6H/
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