CVE-2021-46825

CRITICAL 9.1CVE-2021-46825 · Published 07/07/2022 · updated 17/06/2026

In short

CVE-2021-46825 is a CRITICAL (CVSS 9.1) vulnerability affecting advanced secure gateway (broadcom), proxysg (broadcom).
Chance of exploitation in the next 30 days (EPSS): 1.6%, higher than 76.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
advanced secure gateway broadcom	`= 6.7= 7.3`	No fix yet
proxysg broadcom	`= 6.7= 7.3`	No fix yet

Description

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

References

support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/20638 · Vendor Advisory

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Package

Affected versions

Patched versions

advanced secure gateway

broadcom

= 6.7= 7.3

No fix yet

proxysg

broadcom

= 6.7= 7.3

No fix yet

Description

More vulnerabilities in advanced secure gateway

See all →