CVE-2021-25846
High
Published: 10 May 2021
Published
10 May 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0032
55.4th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-25846 is a high-severity Wrap or Wraparound (CWE-191) vulnerability in Moxa Vport 06Ec-2V26M Firmware. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 44.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-12727
Vulnerability details
Improper validation of the ChassisID TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows attackers to cause a denial of service due to a negative number passed to the memcpy function via a crafted lldp packet.
- CWE(s)
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.