CVE-2020-25018: Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization

High severity · published Oct 1, 2020

CVE-2020-25018

Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization

7.5

CVSS

1.1%

EPSS

On KEV

Description

Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)1.1% · higher than 66% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Envoy · Envoyproxy

2d69e30 before 3b5acb2 · source: NVD

Affected product

Envoy

Envoyproxy

All Envoy CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-25018

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-25018

Third Party Advisory

https://github.com/envoyproxy/envoy/security/advisories/GHSA-fwwh-fc9w-9673

groups.google.com

https://groups.google.com/forum/#%21forum/envoy-security-announce