PT-2021-16815 · Moxa · Moxa Camera Vport 06Ec-2V Series

Qian Chen · Published 2021-05-10 · Updated 2021-05-18 · CVE-2021-25845

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Moxa Camera VPort 06EC-2V Series version 1.1

Description The issue arises from improper validation of the ChassisID TLV in the userdisk/vport lldpd component, allowing attackers to cause a denial of service due to a NULL pointer dereference. This can be achieved by sending a crafted lldp packet.

Recommendations For Moxa Camera VPort 06EC-2V Series version 1.1, consider temporarily disabling the vport lldpd component in the userdisk to prevent exploitation until a patch is available. Restrict access to the userdisk/vport lldpd component to minimize the risk of denial of service attacks. Avoid processing crafted lldp packets until the issue is resolved.

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2021-25845

Affected Products

Moxa Camera Vport 06Ec-2V Series

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-25845 · Security Note
• https://osv.dev/vulnerability/CVE-2021-25845 · Vendor Advisory
• https://moxa.com/en · Vendor Advisory
• https://moxa.com/en/support/product-support/security-advisory/vport-06ec-2v-series-ip-cameras-vulnerabilities · Vendor Advisory