CVE-2022-21949— Multiple XXE vulnerabilities in OBS
Quick assessment
Affected
SUSE Open Build Service
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.
Open Build Service（OBS）是Open Build Service组织的一套通用的、以自动、一致和可重复的方式从源代码构建和分发软件包的系统。 SUSE Open Build Service 2.10.13 之前版本存在代码问题漏洞，该漏洞允许远程攻击者在某些操作中引用外部实体。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-21949
Vulnerability Information
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Vulnerability Title
Multiple XXE vulnerabilities in OBS
Source: CVE Program / CVE List V5
Vulnerability Description
A Improper Restriction of XML External Entity Reference vulnerability in SUSE Open Build Service allows remote attackers to reference external entities in certain operations. This can be used to gain information from the server that can be abused to escalate to Admin privileges on OBS. This issue affects: SUSE Open Build Service Open Build Service versions prior to 2.10.13.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
SUSE Open Build Service 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open Build Service（OBS）是Open Build Service组织的一套通用的、以自动、一致和可重复的方式从源代码构建和分发软件包的系统。 SUSE Open Build Service 2.10.13 之前版本存在代码问题漏洞，该漏洞允许远程攻击者在某些操作中引用外部实体。
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 | Open Build Service | Open Build Service ~ 2.10.13 | - |
|
II. Public POCs for CVE-2022-21949
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2022-21949
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