CVE-2021-22360

MEDIUM
4.9
CVSS Score
Published: May 27, 2021 at 12:50 PM UTC
Updated: June 17, 2026 at 03:37 AM UTC
2 products affected across 1 vendorUSG9500 FirmwareUSG9500

Using USG9500 by N/A?

Get instant alerts when new vulnerabilities affect USG9500 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.9
Exploit prediction
EPSS 0.6%

Description

There is a resource management error vulnerability in the verisions V500R001C60SPC500, V500R005C00SPC100, V500R005C00SPC200 of USG9500. An authentication attacker needs to perform specific operations to exploit the vulnerability on the affected device. Due to improper resource management of the function, the vulnerability can be exploited to cause service abnormal on affected devices.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card