Vulnerability identifier: #VU80325
Vulnerability risk: High
CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2023-4299
CWE-ID:
CWE-836
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Digi RealPort for Windows
Server applications /
Other server solutions
Digi RealPort for Linux
Server applications /
Other server solutions
Digi Passport Console Server
Server applications /
Other server solutions
Digi CM Console Server
Server applications /
Other server solutions
Digi PortServer TS
Server applications /
Other server solutions
Digi PortServer TS MEI
Server applications /
Other server solutions
Digi PortServer TS MEI Hardened
Server applications /
Other server solutions
Digi PortServer TS M MEI
Server applications /
Other server solutions
Digi PortServer TS P MEI
Server applications /
Other server solutions
Digi One IAP Family
Server applications /
Other server solutions
Digi One IA
Server applications /
Other server solutions
Digi One SP IA
Server applications /
Other server solutions
Digi One SP
Server applications /
Other server solutions
Digi WR31
Server applications /
Other server solutions
Digi WR11 XT
Server applications /
Other server solutions
Digi WR44 R
Server applications /
Other server solutions
Digi WR21
Server applications /
Other server solutions
Digi Connect SP
Server applications /
Other server solutions
Digi ConnectPort TS 8/16
Server applications /
Other server solutions
Digi ConnectPort LTS 8/16/32
Server applications /
Other server solutions
Digi Connect ES
Server applications /
Other server solutions
Vendor: Digi International Inc.
Description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to use of password hash instead of password for authentication in Digi RealPort Protocol. A remote attacker can perform a replay attack and bypass authentication to access connected equipment.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Digi RealPort for Windows: 4.8.488.0
Digi RealPort for Linux: 1.9-40
Digi Passport Console Server: All versions
Digi CM Console Server: All versions
Digi PortServer TS: All versions
Digi PortServer TS MEI: All versions
Digi PortServer TS MEI Hardened: All versions
Digi PortServer TS M MEI: All versions
Digi PortServer TS P MEI: All versions
Digi One IAP Family: All versions
Digi One IA: All versions
Digi One SP IA: All versions
Digi One SP: All versions
Digi WR31: All versions
Digi WR11 XT: All versions
Digi WR44 R: All versions
Digi WR21: All versions
Digi Connect SP: All versions
Digi ConnectPort TS 8/16: before 2.26.2.4
Digi ConnectPort LTS 8/16/32: before 1.4.9
Digi Connect ES: before 2.26.2.4
External links
https://www.cisa.gov/news-events/ics-advisories/icsa-23-243-04
https://www.digi.com/getattachment/resources/security/alerts/realport-cves/Dragos-Disclosure-Statement.pdf
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.