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Low severity3.1NVD Advisory· Published Dec 18, 2023· Updated Jun 17, 2026

CVE-2023-22439

CVE-2023-22439

Description

Improper input validation of a large HTTP request in the Controller 6000 and Controller 7000 optional diagnostic web interface (Port 80) can be used to perform a Denial of Service of the diagnostic web interface.

This issue affects: Gallagher Controller 6000 and 7000 8.90 prior to vCR8.90.231204a (distributed in 8.90.1620 (MR2)), 8.80 prior to vCR8.80.231204a (distributed in 8.80.1369 (MR3)), 8.70 prior to vCR8.70.231204a (distributed in 8.70.2375 (MR5)), 8.60 prior to vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Gallagher/Controller 6000/ Controller 7000llm-fuzzy2 versions
    < vCR8.90.231204a (distributed in 8.90.1620 (MR2)), < vCR8.80.231204a (distributed in 8.80.1369 (MR3)), < vCR8.70.231204a (distributed in 8.70.2375 (MR5)), < vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior+ 1 more
    • (no CPE)range: < vCR8.90.231204a (distributed in 8.90.1620 (MR2)), < vCR8.80.231204a (distributed in 8.80.1369 (MR3)), < vCR8.70.231204a (distributed in 8.70.2375 (MR5)), < vCR8.60.231116a (distributed in 8.60.2550 (MR7)), all versions of 8.50 and prior
    • (no CPE)range: 0

Patches

Vulnerability mechanics

References

1

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