PT-2021-15012 · Huawei · Ecns280 Td+2

Published 2021-06-16 · Updated 2021-06-29 · CVE-2021-22383

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: eCNS280 TD version V100R005C10 eSE620X vESS versions V100R001C10SPC200 through V100R001C20SPC200, V200R001C00SPC300

Description: The issue is caused by a message-handling function that contains an out-of-bounds read. An attacker can exploit this by sending a specific message to the target device, potentially causing a Denial of Service (DoS).

Recommendations: For eCNS280 TD version V100R005C10, update to a version that fixes the out-of-bounds read vulnerability in the message-handling function. For eSE620X vESS versions V100R001C10SPC200 through V100R001C20SPC200, update to a version that fixes the out-of-bounds read vulnerability in the message-handling function. For eSE620X vESS version V200R001C00SPC300, update to a version that fixes the out-of-bounds read vulnerability in the message-handling function. As a temporary workaround, consider restricting the handling of specific messages to minimize the risk of exploitation.

Fix

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-22383

Affected Products

Huawei Vrp

Ecns280 Td

Ese620X Vess

References · 3

• https://osv.dev/vulnerability/CVE-2021-22383 · Vendor Advisory
• https://huawei.com/en/psirt/security-advisories/huawei-sa-20210616-01-cgp-en · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22383 · Security Note