CVE-2023-6549
Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA notes
https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549; https://nvd.nist.gov/vuln/detail/CVE-2023-6549
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
Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HAffected Products
| Vendor | Product | Affected versions |
|---|---|---|
| Cloud Software Group | NetScaler ADC | 14.1 to <12.35 13.1 to <51.15 13.0 to <92.21 13.1-FIPS to <37.176 12.1-FIPS to <55.302 12.1-NDcPP to <55.302 |
References
1 LinksRecord Details
More from Citrix
Unauthenticated sensitive information disclosure
Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service
Related
Tool categories
CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.