PT-2021-2404 · NetGear · Netgear Jgs516Pe/Gs116Ev2

Published 2021-03-08 · Updated 2021-03-15 · CVE-2020-35227

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: NETGEAR JGS516PE/GS116Ev2 version 2.6.0.43

Description: A buffer overflow vulnerability in the access control section of the administration web panel allows an attacker to inject IP addresses into the whitelist via the checkedList parameter to the delete command. This issue is related to insufficient input length checking, which can be exploited by a remote attacker.

Recommendations: For NETGEAR JGS516PE/GS116Ev2 version 2.6.0.43, consider disabling access to the administration web panel until a patch is available. As a temporary workaround, restrict the use of the checkedList parameter in the delete command to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2021-01654

CVE-2020-35227

Affected Products

Netgear Jgs516Pe/Gs116Ev2

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2020-35227 · Security Note
• https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-35227 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01654 · Security Note
• https://t.me/cvenotify/11123 · Telegram Post
• https://t.me/cybersecuritytechnologies/2861 · Telegram Post
• https://cxsecurity.com/cveshow/CVE-2020-35227 · Note
• https://t.me/cibsecurity/24734 · Telegram Post