CVE-2023-6549

Published: Jan 17, 2024

Modified: Oct 21, 2025

PUBLISHED

CVSS v3.1

8.2

HIGH

Description

Improper Restriction of Operations within the Bounds of a Memory Buffer in NetScaler ADC and NetScaler Gateway allows Unauthenticated Denial of Service and Out-Of-Bounds Memory Read

Vendor	Product	Versions
Cloud Software Group	NetScaler ADC	affected `14.1 - < 12.35` affected `13.1 - < 51.15` affected `13.0 - < 92.21` affected `13.1-FIPS - < 37.176` affected `12.1-FIPS - < 55.302` +1 more versions

Weaknesses (CWE)

CWE-119

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

References

https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549

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CVE-2023-6549

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References