PT-2022-25215 · Totolink · Totolink A3002Ru

Published 2022-09-06 · Updated 2022-09-09 · CVE-2022-40112

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 TOTOLINK A3002R version TOTOLINK-A3002R-He-V1.1.1-B20200824.0128

Description The issue is related to a Buffer Overflow that can be triggered via the hostname parameter in the binary /bin/boa. This can potentially allow for unauthorized access or code execution.

Recommendations For TOTOLINK A3002R version TOTOLINK-A3002R-He-V1.1.1-B20200824.0128, as a temporary workaround, consider restricting access to the /bin/boa binary until a patch is available. Avoid using the hostname parameter in the affected binary to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2022-40112

Affected Products

Totolink A3002Ru

References · 5

• https://osv.dev/vulnerability/CVE-2022-40112 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-40112 · Security Note
• https://github.com/1759134370/iot/blob/main/TOTOLINK/A3002R/3.md · Note
• https://t.me/cvenotify/35764 · Telegram Post
• https://t.me/cibsecurity/49320 · Telegram Post