CVE-2023-6548

criticalknown exploitedcovered by 1 sourcefirst seen 2024-01-17

Actively exploited. CVE-2023-6548 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-01-17) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Citrix NetScaler ADC and NetScaler Gateway contain a code injection vulnerability that allows for authenticated remote code execution on the management interface with access to NSIP, CLIP, or SNIP.

CSIRTS triage

What: A code injection vulnerability allows for authenticated remote code execution on the management interface.
Who is affected: Users of Citrix NetScaler ADC and NetScaler Gateway.
Urgency: Immediate remediation is necessary due to active exploitation and critical severity.
Action: Apply the latest security patches from Citrix.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 87% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2023-6548: Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerabilitycisa-kev · 2024-01-17

External references

NVD record for CVE-2023-6548

CVE.org record

CISA KEV catalog

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