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CVE-2022-4318— Cri-o: /etc/passwd tampering privesc

Quick assessment

Affected
Red Hat Red Hat OpenShift Container Platform 4.11
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Red Hat OpenShift是美国红帽（Red Hat）公司的一款平台即服务（PaaS）云计算平台，它支持构建、测试、部署和运行应用程序。 Red Hat OpenShift 存在安全漏洞，该漏洞源于可以使用换行符制作环境变量以将条目添加到 /etc/passwd。

CVSS 7.8 · High EPSS 0.29% · P19
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I. Basic Information for CVE-2022-4318

Vulnerability Information
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Vulnerability Title
Cri-o: /etc/passwd tampering privesc
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in cri-o. This issue allows the addition of arbitrary lines into /etc/passwd by use of a specially crafted environment variable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
文件和路径信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat OpenShift 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat OpenShift是美国红帽（Red Hat）公司的一款平台即服务（PaaS）云计算平台，它支持构建、测试、部署和运行应用程序。 Red Hat OpenShift 存在安全漏洞，该漏洞源于可以使用换行符制作环境变量以将条目添加到 /etc/passwd。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat OpenShift Container Platform 4.11 0:1.24.4-10.rhaos4.11.git1ed5ac5.el8 ~ * cpe:/a:redhat:openshift:4.11::el8
Red Hat Red Hat OpenShift Container Platform 4.12 0:1.25.2-9.rhaos4.12.git0a083f9.el9 ~ * cpe:/a:redhat:openshift:4.12::el8
Red Hat Red Hat Enterprise Linux 9 - cpe:/o:redhat:enterprise_linux:9

II. Public POCs for CVE-2022-4318

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III. Intelligence Information for CVE-2022-4318

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Vendor Advisories for CVE-2022-4318 (4)

Same Patch Batch · Red Hat · 2023-09-25 · 6 CVEs total

CVE-2022-4137 8.1 HIGH Keycloak: reflected xss attack
CVE-2023-5156 7.5 HIGH Glibc: dos due to memory leak in getaddrinfo.c
CVE-2022-4244 7.5 HIGH Codehaus-plexus: directory traversal
CVE-2023-42753 7.0 HIGH Kernel: netfilter: potential slab-out-of-bound access due to integer underflow
CVE-2022-4245 4.3 MEDIUM Codehaus-plexus: xml external entity (xxe) injection

IV. Related Vulnerabilities

Same product: Red Hat OpenShift Container Platform 4.11
Same vendor: Red Hat
Same weakness: CWE-538

V. Comments for CVE-2022-4318

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