#VU62440 Improper Restriction of Excessive Authentication Attempts in Hills ComNav - CVE-2022-26519

Vulnerability identifier: #VU62440

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-26519

CWE-ID: CWE-307

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Hills ComNav
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Carrier

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to no limit to the number of attempts to authenticate for the local configuration pages. A local user can perform a brute-force attack and gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Hills ComNav: 3002-19

---

External links
https://ics-cert.us-cert.gov/advisories/icsa-22-109-01
https://www.corporate.carrier.com/Images/CARR-PSA-Hills-ComNav-002-1121_tcm558-149392.pdf

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.