CVE-2022-31254— rmt-server-pubcloud allows to escalate from user _rmt to root
Quick assessment
Affected
SUSE SUSE Linux Enterprise Server for SAP 15
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.
SUSE Linux Enterprise Server是德国SUSE公司的一套企业服务器版Linux操作系统。 SUSE 存在安全漏洞，该漏洞源于rmt-server存在问题，以下产品和版本受到影响：SUSE Enterprise Storage 7、SUSE Linux Enterprise High Performance Computing 15-SP2、SUSE Linux Enterprise High Performance Computing 15-SP2-LTSS、SUSE Linux
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2022-31254
Vulnerability Information
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Vulnerability Title
rmt-server-pubcloud allows to escalate from user _rmt to root
Source: CVE Program / CVE List V5
Vulnerability Description
A Incorrect Default Permissions vulnerability in rmt-server-regsharing service of SUSE Linux Enterprise Server for SAP 15, SUSE Linux Enterprise Server for SAP 15-SP1, SUSE Manager Server 4.1; openSUSE Leap 15.3, openSUSE Leap 15.4 allows local attackers with access to the _rmt user to escalate to root. This issue affects: SUSE Linux Enterprise Server for SAP 15 rmt-server versions prior to 2.10. SUSE Linux Enterprise Server for SAP 15-SP1 rmt-server versions prior to 2.10. SUSE Manager Server 4.1 rmt-server versions prior to 2.10. openSUSE Leap 15.3 rmt-server versions prior to 2.10. openSUSE Leap 15.4 rmt-server versions prior to 2.10.
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
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
多款SUSE产品安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SUSE Linux Enterprise Server是德国SUSE公司的一套企业服务器版Linux操作系统。 SUSE 存在安全漏洞，该漏洞源于rmt-server存在问题，以下产品和版本受到影响：SUSE Enterprise Storage 7、SUSE Linux Enterprise High Performance Computing 15-SP2、SUSE Linux Enterprise High Performance Computing 15-SP2-LTSS、SUSE Linux
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 |
|---|---|---|---|---|
| SUSE | SUSE Linux Enterprise Server for SAP 15 | rmt-server ~ 2.10 | - |
|
| SUSE | SUSE Linux Enterprise Server for SAP 15-SP1 | rmt-server ~ 2.10 | - |
|
| SUSE | SUSE Manager Server 4.1 | rmt-server ~ 2.10 | - |
|
| openSUSE | openSUSE Leap 15.3 | rmt-server ~ 2.10 | - |
|
| openSUSE | openSUSE Leap 15.4 | rmt-server ~ 2.10 | - |
|
II. Public POCs for CVE-2022-31254
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2022-31254 (1)
Same Patch Batch · SUSE · 2023-02-07 · 9 CVEs total
| CVE-2022-43757 | 9.9 CRITICAL | Rancher: Exposure of sensitive fields |
| CVE-2022-43758 | 7.6 HIGH | Rancher: Command injection in Git package |
| CVE-2022-31249 | 7.5 HIGH | [RANCHER] OS command injection in Rancher and Fleet |
| CVE-2022-21953 | 7.4 HIGH | Authenticated user can gain unauthorized shell pod and kubectl access in the local cluster |
| CVE-2022-43759 | 7.2 HIGH | Rancher: Privilege escalation via promoted roles |
| CVE-2022-43755 | 7.1 HIGH | Rancher: Non-random authentication token |
| CVE-2023-22643 | 6.3 MEDIUM | libzypp-plugin-appdata: potential arbitrary code execution via shell injection due to `os. |
| CVE-2022-43756 | 5.9 MEDIUM | Rancher/Wrangler: Denial of service when processing Git credentials |
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V. Comments for CVE-2022-31254
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