simontsui, to chrome

CISA Adds Three Known Exploited Vulnerabilities to Catalog:

  • CVE-2023-6549 Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability
  • CVE-2023-6548 Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
  • CVE-2024-0519 Google Chromium V8 Out-of-Bounds Memory Access Vulnerability

🔗 https://www.cisa.gov/news-events/alerts/2024/01/17/cisa-adds-three-known-exploited-vulnerabilities-catalog

simontsui,

CISA buries the lede in their cybersecurity alert about Citrix NetScaler ADC and NetScaler Gateway, by not mentioning that CVE-2023-6548 and CVE-2023-6549 are exploited zero-days. See the KEV Catalog announcement that this toot is a reply to.
🔗 https://www.cisa.gov/news-events/alerts/2024/01/18/citrix-releases-security-updates-netscaler-adc-and-netscaler-gateway
"Exploits of these CVEs on unmitigated appliances have been observed."

#CISA #securityadvisory #CVE20236548 #CVE20236549 #Citrix #NetScaler #ADC #zeroday #activeexploitation #eitw

simontsui, to Citrix

Citrix security advisory contains two zero-days: Two vulnerabilities have been discovered in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway):

  • CVE-2023-6548 (5.5 medium) Authenticated (low privileged) remote code execution on Management Interface
  • CVE-2023-6549 (8.2 high) Denial of Service

"Exploits of these CVEs on unmitigated appliances have been observed."
🔗 https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549

#CVE20236548 #CVE20236549 #Citrix #vulnerability #securityadvisory #Netscaler #PatchTuesday

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