Vulnerability Monitor

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CVE-2021-46825

Symantec Advanced Secure Gateway (ASG) and ProxySG are susceptible to an HTTP desync vulnerability. When a remote unauthenticated attacker and other web clients communicate through the proxy with the same web server, the attacker can send crafted HTTP requests and cause the proxy to forward web server responses to unintended clients. Severity/CVSSv3: High / 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Published

2022-07-07T16:15:09.017

Last Modified

2024-11-21T06:34:46.280

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

4.9

Weaknesses
  • Type: Primary
    CWE-444
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application broadcom advanced_secure_gateway 6.7 Yes
Application broadcom advanced_secure_gateway 7.3 Yes
Application broadcom proxysg 6.7 Yes
Application broadcom proxysg 7.3 Yes
References