CVE-2021-28683 (High) detected in envoy-wasmae02dc6bdd5c5ea61c3869395d81689e34988156

[mend-bolt-for-github]

CVE-2021-28683 - High Severity Vulnerability

Vulnerable Library - envoy-wasmae02dc6bdd5c5ea61c3869395d81689e34988156

*ATTENTION!: The content of this repo is merged into https://github.com/envoyproxy/envoy and future development is happening there.

Library home page: https://github.com/envoyproxy/envoy-wasm.git

Found in HEAD commit: 320650059a0b0796f39380aaca16815f2f8a4625

Found in base branch: master

Vulnerable Source Files (1)

envoy/source/extensions/transport_sockets/tls/ssl_socket.cc

Vulnerability Details

An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable NULL pointer dereference and crash in TLS when an unknown TLS alert code is received.

Publish Date: 2021-05-20

URL: CVE-2021-28683

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://bugzilla.redhat.com/show_bug.cgi?id=1942263

Release Date: 2021-03-18

Fix Resolution: v1.17.2

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