Cyber Resilience

CVE-2023-4299

Critical

Published: 31 August 2023

Published
31 August 2023
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 9.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0002 5.6th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-4299 is a critical-severity Use of Password Hash Instead of Password for Authentication (CWE-836) vulnerability in Digi Realport. Its CVSS base score is 9.0 (Critical).

Operationally, ranked at the 5.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Digi RealPort Protocol is vulnerable to a replay attack that may allow an attacker to bypass authentication to access connected equipment.

CWE(s)
CWE-836

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

digi
realport
≤ 1.9-40 · ≤ 4.8.488.0
digi
connectport ts 8\/16 firmware
≤ 2.26.2.4
digi
passport firmware
all versions
digi
connectport lts 8\/16\/32 firmware
≤ 1.4.9
digi
cm firmware
all versions
digi
portserver ts firmware
all versions
digi
portserver ts mei firmware
all versions
digi
portserver ts mei hardened firmware
all versions
digi
portserver ts m mei firmware
all versions
digi
portserver ts p mei firmware
all versions
+10 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References