漏洞信息
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Vulnerability Title
Kyverno before 1.16.2 SSRF via APICall Feature
Vulnerability Description
Kyverno before 1.16.2 contains a server-side request forgery (SSRF) vulnerability in the APICall feature. The URL field in a Policy's ServiceCall configuration is not validated, so a user with namespace-level Policy creation permissions can direct Kyverno to make HTTP requests to arbitrary internal resources (e.g., cloud metadata endpoints such as 169.254.169.254 or other tenants' resources). Because Kyverno executes these requests using its cluster-wide high-privilege ServiceAccount (a Confused Deputy problem), the responses—potentially including other tenants' secrets and cloud IAM credentials—are returned in the PolicyReport and can be read by the attacker, breaking multi-tenant isolation.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Vulnerability Type
服务端请求伪造(SSRF)
Vulnerability Title
Kyverno 服务端请求伪造漏洞
Vulnerability Description
Kyverno是Kyverno团队开源的一款云原生安全基线管理工具。 Kyverno 1.16.2之前版本存在服务端请求伪造漏洞,该漏洞源于APICall功能中Policy的ServiceCall配置的URL字段未经验证,可能允许具有命名空间级Policy创建权限的用户利用集群范围的高权限ServiceAccount向任意内部资源发起HTTP请求,响应中可能包含其他租户的机密信息和云IAM凭据,导致多租户隔离被破坏。
CVSS Information
N/A
Vulnerability Type
N/A