Digi RealPort Protocol Use of Password Hash Instead of Password for Authentication
Priority MEDIUM 42CWE-836Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Digi RealPort Protocol is vulnerable to a replay attack that may allow an attacker to bypass authentication to access connected equipment.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0068 52nd percentileScored 2026-11-07
Fix Fixed Digi ConnectPort TS 8/16 (Digi International ): 2.26.2.4Digi ConnectPort LTS 8/16/32 (Digi International ): 1.4.9+3 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Digi International | Digi RealPort | up to 4.8.488.0 | — | No fix listed | CNA |
| Digi International | Digi RealPort | up to 1.9-40 | — | No fix listed | CNA |
| Digi International | Digi ConnectPort TS 8/16 | before 2.26.2.4 | 2.26.2.4 | Patch available | CNA |
| Digi International | Digi Passport Console Server | all versions | — | No fix listed | CNA |
| Digi International | Digi ConnectPort LTS 8/16/32 | before 1.4.9 | 1.4.9 | Patch available | CNA |
| Digi International | Digi CM Console Server | all versions | — | No fix listed | CNA |
| Digi International | Digi PortServer TS | all versions | — | No fix listed | CNA |
| Digi International | Digi PortServer TS MEI | all versions | — | No fix listed | CNA |
| Digi International | Digi PortServer TS MEI Hardened | all versions | — | No fix listed | CNA |
| Digi International | Digi PortServer TS M MEI | all versions | — | No fix listed | CNA |
| Digi International | Digi PortServer TS P MEI | all versions | — | No fix listed | CNA |
| Digi International | Digi One IAP Family | all versions | — | No fix listed | CNA |
| Digi International | Digi One IA | all versions | — | No fix listed | CNA |
| Digi International | Digi One SP IA | all versions | — | No fix listed | CNA |
| Digi International | Digi One SP | all versions | — | No fix listed | CNA |
| Digi International | Digi WR31 | all versions | — | No fix listed | CNA |
| Digi International | Digi WR11 XT | all versions | — | No fix listed | CNA |
| Digi International | Digi WR44 R | all versions | — | No fix listed | CNA |
| Digi International | Digi WR21 | all versions | — | No fix listed | CNA |
| Digi International | Digi Connect ES | before 2.26.2.4 | 2.26.2.4 | Patch available | CNA |
| Digi International | Digi Connect SP | all versions | — | No fix listed | CNA |
| Digi International | Digi 6350-SR | — | all versions | Patch available | CNA |
| Digi International | Digi ConnectCore 8X products | — | all versions | Patch available | CNA |
- Digi RealPort VendorDigi International Affected up to 4.8.488.0 Fixed in — No fix listed CNA
- Digi RealPort VendorDigi International Affected up to 1.9-40 Fixed in — No fix listed CNA
- Digi ConnectPort TS 8/16 VendorDigi International Affected before 2.26.2.4 Fixed in 2.26.2.4 Patch available CNA
- Digi Passport Console Server VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi ConnectPort LTS 8/16/32 VendorDigi International Affected before 1.4.9 Fixed in 1.4.9 Patch available CNA
- Digi CM Console Server VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi PortServer TS VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi PortServer TS MEI VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi PortServer TS MEI Hardened VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi PortServer TS M MEI VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi PortServer TS P MEI VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi One IAP Family VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi One IA VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi One SP IA VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi One SP VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi WR31 VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi WR11 XT VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi WR44 R VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi WR21 VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi Connect ES VendorDigi International Affected before 2.26.2.4 Fixed in 2.26.2.4 Patch available CNA
- Digi Connect SP VendorDigi International Affected all versions Fixed in — No fix listed CNA
- Digi 6350-SR VendorDigi International Affected — Fixed in all versions Patch available CNA
- Digi ConnectCore 8X products VendorDigi International Affected — Fixed in all versions Patch available CNA
CPE configurations NVD · 40
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:digi:realport:*:*:*:*:*:linux:*:* | up to 1.9-40 | Vulnerable | Digi |
| cpe:2.3:a:digi:realport:*:*:*:*:*:windows:*:* | up to 4.8.488.0 | Vulnerable | Digi |
| cpe:2.3:o:digi:connectport_ts_8\/16_firmware:*:*:*:*:*:*:*:* | before 2.26.2.4 | Vulnerable | Digi |
| cpe:2.3:h:digi:connectport_ts_8\/16:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:passport_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:passport:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:connectport_lts_8\/16\/32_firmware:*:*:*:*:*:*:*:* | before 1.4.9 | Vulnerable | Digi |
| cpe:2.3:h:digi:connectport_lts_8\/16\/32:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:cm_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:cm:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
- cpe:2.3:a:digi:realport:*:*:*:*:*:linux:*:* Versions up to 1.9-40 Vulnerable ·Digi
- cpe:2.3:a:digi:realport:*:*:*:*:*:windows:*:* Versions up to 4.8.488.0 Vulnerable ·Digi
- cpe:2.3:o:digi:connectport_ts_8\/16_firmware:*:*:*:*:*:*:*:* Versions before 2.26.2.4 Vulnerable ·Digi
- cpe:2.3:h:digi:connectport_ts_8\/16:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:passport_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:passport:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:connectport_lts_8\/16\/32_firmware:*:*:*:*:*:*:*:* Versions before 1.4.9 Vulnerable ·Digi
- cpe:2.3:h:digi:connectport_lts_8\/16\/32:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:cm_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:cm:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
Show 30 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:digi:portserver_ts_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:portserver_ts:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:portserver_ts_mei_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:portserver_ts_mei:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:portserver_ts_mei_hardened_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:portserver_ts_mei_hardened:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:portserver_ts_m_mei_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:portserver_ts_m_mei:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:portserver_ts_p_mei_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:portserver_ts_p_mei:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:one_iap_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:one_iap:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:one_ia_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:one_ia:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:one_sp_ia_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:one_sp_ia:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:one_sp_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:one_sp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:wr31_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:wr31:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:transport_wr11_xt_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:wr44_r_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:wr44_r:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:wr21_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:wr21:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:connect_es_firmware:*:*:*:*:*:*:*:* | before 2.26.2.4 | Vulnerable | Digi |
| cpe:2.3:h:digi:connect_es:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
| cpe:2.3:o:digi:connect_sp_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Digi |
| cpe:2.3:h:digi:connect_sp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Digi |
- cpe:2.3:o:digi:portserver_ts_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:portserver_ts:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:portserver_ts_mei_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:portserver_ts_mei:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:portserver_ts_mei_hardened_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:portserver_ts_mei_hardened:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:portserver_ts_m_mei_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:portserver_ts_m_mei:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:portserver_ts_p_mei_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:portserver_ts_p_mei:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:one_iap_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:one_iap:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:one_ia_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:one_ia:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:one_sp_ia_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:one_sp_ia:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:one_sp_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:one_sp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:wr31_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:wr31:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:transport_wr11_xt_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:transport_wr11_xt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:wr44_r_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:wr44_r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:wr21_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:wr21:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:connect_es_firmware:*:*:*:*:*:*:*:* Versions before 2.26.2.4 Vulnerable ·Digi
- cpe:2.3:h:digi:connect_es:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
- cpe:2.3:o:digi:connect_sp_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Digi
- cpe:2.3:h:digi:connect_sp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Digi
Remediation
- Fix · CNA Digi ConnectPort TS 8/16 (Digi International ) Fixed in 2.26.2.4
- Fix · CNA Digi ConnectPort LTS 8/16/32 (Digi International ) Fixed in 1.4.9
- Fix · CNA Digi Connect ES (Digi International ) Fixed in 2.26.2.4
- Fix · CNA Digi 6350-SR (Digi International ) Fixed in all versions
- Fix · CNA Digi ConnectCore 8X products (Digi International ) Fixed in all versions
Timeline
- 2026-10-02 Threatist record created from CVE-2023-4299
- 2026-10-03 Alias added: GHSA-6mw3-9jr4-xc73
References
More Digi International vulnerabilities
- TI-2021-16016 Digi PortServer TS 16 Improper Authentication CVSS 3.1CRITICAL 9.8
- TI-2026-65863 OS Command Injection in Digi Accelerated Linux (DAL OS) CVSS 4.0CRITICAL 9.4
- TI-2025-03222 Improper authentication handling for Digi PortServer TS; Digi One SP, SP IA, IA; Digi One IAP CVSS 4.0CRITICAL 9.4
- TI-2006-04307 Integer overflow in AnywhereUSB/5 1.80.00 allows local users to cause a denial of service… CVSS 2.0HIGH 7.5
- TI-2026-10612 Incorrect authorization in Digi International PortServer TS 1/2/4 CVSS 3.1MEDIUM 5.9
- TI-2026-11021 Stored cross-site scripting (XSS) in Digi PortServer TS CVSS 4.0MEDIUM 4.8
Sources
- CVE-2023-4299 · CVE Program
- CVE-2023-4299 · NVD
- FIRST EPSS
- GHSA-6mw3-9jr4-xc73 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences