CVE-2020-35470

Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).

CVSS v3.0 8.8 HIGH
CVSS v2.0 5.8 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 6.5 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1	Patch Third Party Advisory
https://github.com/envoyproxy/envoy/issues/14087	Patch Third Party Advisory
https://github.com/envoyproxy/envoy/pull/14131	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*

Information

Published : 2020-12-14 17:15

Updated : 2020-12-16 09:22

NVD link : CVE-2020-35470

Mitre link : CVE-2020-35470

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

envoyproxy

envoy

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