9.1

CVE-2021-25848: moxa vport_06ec-2v26m_firmware Out-of-bounds Read

CVSS: 9.1v3.1CriticalModified
Published 10-05-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-25848 is a critical (CVSS 9.1) Out-of-bounds Read vulnerability in moxa vport_06ec-2v26m_firmware. EPSS estimates a 1.21% chance of exploitation in the next 30 days, higher than 68.1% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.1/10
010
Critical · v3.1 (NVD)
EPSS score
1.21%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-05-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

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 using fixed loop counter variable without checking the actual available length via a crafted lldp packet.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.21%

Chance of exploitation in the next 30 days

Percentile

68%

Versus all other CVEs

30-day change

0.00 pp

From 1.21% on 21-09-2026

21-09-202621-10-2026
EPSS score
1.21%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Moxa16 products

1 vendor · 16 products

References

2 links