Vulnerability Information
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Vulnerability Title
Crayfish allows Remote Code Execution via Homarus Authorization header
Vulnerability Description
Crayfish is a collection of Islandora 8 microservices, one of which, Homarus, provides FFmpeg as a microservice. Prior to Crayfish version 4.1.0, remote code execution may be possible in web-accessible installations of Homarus in certain configurations. The issue has been patched in `islandora/crayfish:4.1.0`. Some workarounds are available. The exploit requires making a request against the Homarus's `/convert` endpoint; therefore, the ability to exploit is much reduced if the microservice is not directly accessible from the Internet, so: Prevent general access from the Internet from hitting Homarus. Alternatively or additionally, configure auth in Crayfish to be more strongly required, such that requests with `Authorization` headers that do not validate are rejected before the problematic CLI interpolation occurs.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
转义、元或控制序列转义处理不恰当
Vulnerability Title
Crayfish 安全漏洞
Vulnerability Description
Crayfish是Islandora开源的一个 Islandora 微服务的集合。 Crayfish存在安全漏洞,该漏洞源于在某些配置下,可以通过Web访问的Homarus安装中可能会发生远程代码执行。
CVSS Information
N/A
Vulnerability Type
N/A