Cyber Resilience

CVE-2021-25847

Critical

Published: 10 May 2021

Published
10 May 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS Score 0.0038 60.0th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-25847 is a critical-severity Out-of-bounds Read (CWE-125) vulnerability in Moxa Vport 06Ec-2V26M Firmware. Its CVSS base score is 9.1 (Critical).

Operationally, ranked in the top 40.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper validation of the length field of LLDP-MED TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows information disclosure to attackers due to controllable loop counter variable via a crafted lldp packet.

CWE(s)
CWE-125

Related Threats

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

Affected Assets

moxa
vport 06ec-2v26m firmware
≤ 1.1
moxa
vport 06ec-2v36m-t firmware
≤ 1.1
moxa
vport 06ec-2v36m-ct firmware
≤ 1.1
moxa
vport 06ec-2v36m-ct-t firmware
≤ 1.1
moxa
vport 06ec-2v42m firmware
≤ 1.1
moxa
vport 06ec-2v42m-t firmware
≤ 1.1
moxa
vport 06ec-2v42m-ct firmware
≤ 1.1
moxa
vport 06ec-2v42m-ct-t firmware
≤ 1.1
moxa
vport 06ec-2v60m firmware
≤ 1.1
moxa
vport 06ec-2v60m-t firmware
≤ 1.1
+6 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