Vulnerability · Published Dec 18, 2023 · Assigned by Gallagher

CVE-2023-22439

Low 3.1

In plain English

A low-severity improper input validation in Controller 6000/ Controller 7000 from Gallagher. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)3.1Low

Exploit odds (30 days)0.5%top 56.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Gallagher	Controller 6000/ Controller 7000	0 – through 8.508.90 – before vCR8.90.231204a8.80 – before vCR8.80.231204a8.70 – before vCR8.70.231204a8.60 – before vCR8.60.231116a

Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

References

https://security.gallagher.com/Security-Advisories/CVE-2023-22439