PT-2025-22137 · Totolink · Totolink A3002Ru

Published 2025-05-20 · Updated 2025-05-24 · CVE-2025-45862

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK A3002R version 4.0.0-B20230531.1404

Description A buffer overflow issue was discovered in the TOTOLINK A3002R via the interfacenameds parameter in the "formDhcpv6s" interface. This issue can be exploited, potentially leading to unintended consequences.

Recommendations For TOTOLINK A3002R version 4.0.0-B20230531.1404, consider restricting access to the "formDhcpv6s" interface to minimize the risk of exploitation. Avoid using the interfacenameds parameter in this interface until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-120

Related Identifiers

BDU:2025-05840

CVE-2025-45862

Affected Products

Totolink A3002Ru

References · 6

• 🔥 https://github.com/Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/7/overflow.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-45862 · Security Note
• https://bdu.fstec.ru/vul/2025-05840 · Security Note
• https://osv.dev/vulnerability/CVE-2025-45862 · Vendor Advisory
• https://t.me/cvenotify/123517 · Telegram Post
• https://totolink.net/home/menu/detail/menu_listtpl/download/id/258/ids/36.html · Note