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CVE-2021-22053
No affected components available
Applications using both spring-cloud-netflix-hystrix-dashboard and spring-boot-starter-thymeleaf expose a way to execute code submitted within the request URI path during the resolution of view templates. When a request is made at /hystrix/monitor;[user-provided data], the path elements following hystrix/monitor are being evaluated as SpringEL expressions, which can lead to code execution.
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs basic access or low-level privileges. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information. There is a high impact on the integrity of the data. There is a high impact on the availability of the system.
Exploitation activity has been observed. Apply available patches or mitigations urgently.
The exploit probability is low. The vulnerability is unlikely to be exploited in the next 30 days.
A proof of concept is available for this vulnerability (2 exploits found).
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