CriticalCVECISA — Known Exploited Vulnerabilities· 17 Jan 2024

CVE-2023-6549 — Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability

Severity: Critical · Kind: Vulnerability

Plain-English summary on the way

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From the source

Citrix NetScaler ADC and NetScaler Gateway. Citrix NetScaler ADC and NetScaler Gateway contain a buffer overflow vulnerability that allows for a denial-of-service when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server. Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Vulnerability facts

CVE: CVE-2023-6549
On CISA KEV since: 2024-01-17
Ransomware use: Unknown

Read the original advisory →← All threat intel

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Plain-English summaries are AI-generated and reviewed for tone, not technical accuracy. For incident response, always rely on the original source linked above.