PT-2025-20390 · Totolink · Totolink Nr1800X

Regainer27 · Published 2025-05-08 · Updated 2025-05-16 · CVE-2025-45841

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/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 text parameter in the setSmsCfg function. This allows for potential exploitation.

Recommendations For TOTOLINK NR1800X version 9.1.0u.6681 B20230703, consider restricting access to the setSmsCfg function until a patch is available. As a temporary workaround, avoid using the text parameter in the affected function to minimize the risk of exploitation. 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:2025-10020

CVE-2025-45841

Affected Products

Totolink Nr1800X

References · 11

• 🔥 https://github.com/regainer27/CVE-key/blob/main/bo1/README.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-45841 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-10020 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-45841 · Security Note
• https://t.me/cvedetector/24830 · Telegram Post
• https://twitter.com/CVEnew/status/1920514321165267268 · Twitter Post
• https://github.com/advisories/GHSA-7vx7-qjwv-wcrm · Note
• https://t.me/cvenotify/122593 · Telegram Post
• https://totolink.net · Note
• https://totolink.net/home/menu/detail/menu_listtpl/download/id/225/ids/36.html · Note
• https://t.me/cvetracker/23366 · Telegram Post