CVE-2021-43824
Discription
Envoy is an open source edge and service proxy, designed for cloud-native applications. In affected versions a crafted request crashes Envoy when a CONNECT request is sent to JWT filter configured with regex match. This provides a denial of service attack vector. The only workaround is to not use regex in the JWT filter. Users are advised to upgrade.Read More
References
https://github.com/envoyproxy/envoy/security/advisories/GHSA-vj5m-rch8-5r2phttps://github.com/envoyproxy/envoy/commit/9371333230b1a6e1be2eccf4868771e11af6253aCVSS2
- Access Vector
- Access Complexity
- Authentication
- Confidentiality Impact
- Integrity Impact
- Availability Impact
- Network
- Medium
- None
- None
- None
- Partial
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
- Attack Vector
- Attack Complexity
- Privileges Required
- User Interaction
- Scope
- Confidentiality Impact
- Integrity Impact
- Availability Impact
- Network
- Low
- None
- None
- Unchanged
- None
- None
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Back to Main