PT-2025-20393 · Totolink · Totolink Nr1800X

Regainer27 · Published 2025-05-08 · Updated 2025-05-16 · CVE-2025-45844

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions TOTOLINK NR1800X version 9.1.0u.6681 B20230703

Description The issue is an authenticated stack overflow that occurs via the ssid parameter in the setWiFiBasicCfg function. This allows for potential exploitation. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations For TOTOLINK NR1800X version 9.1.0u.6681 B20230703, consider disabling the setWiFiBasicCfg function until a patch is available to prevent exploitation via the ssid parameter. Avoid using the ssid parameter in the affected function until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2025-10022

CVE-2025-45844

Affected Products

Totolink Nr1800X

References · 10

• 🔥 https://github.com/regainer27/CVE-key/tree/main/bo6 · Exploit
• https://osv.dev/vulnerability/CVE-2025-45844 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-10022 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-45844 · Security Note
• https://twitter.com/CVEnew/status/1920521259638796804 · Twitter Post
• https://t.me/cvedetector/24833 · Telegram Post
• https://t.me/cvetracker/23369 · Telegram Post
• https://t.me/cvenotify/122596 · Telegram Post
• https://totolink.net · Note
• https://totolink.net/home/menu/detail/menu_listtpl/download/id/225/ids/36.html · Note