PT-2025-17572 · Totolink · Totolink Ex1200T

Published 2025-04-22 · Updated 2025-04-29 · CVE-2025-28039

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 EX1200T version 4.1.2cu.5232 B20210713

Description The issue concerns a pre-auth remote command execution vulnerability in the setUpgradeFW function through the FileName parameter. This allows for remote command execution without prior authentication.

Recommendations As a temporary workaround, consider disabling the setUpgradeFW function until a patch is available. Restrict access to the FileName parameter in the affected function to minimize the risk of exploitation. Update to a newer version that contains a fix for this issue, if available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2025-10015

CVE-2025-28039

Affected Products

Totolink Ex1200T

References · 11

• 🔥 https://locrian-lightning-dc7.notion.site/RCE2-1ad8e5e2b1a280fbb0cacc7e758e7299 · Exploit
• https://osv.dev/vulnerability/CVE-2025-28039 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-10015 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-28039 · Security Note
• https://t.me/cvenotify/119443 · Telegram Post
• https://locrian-lightning-dc7.notion.site/CVE-2025-28039-RCE2-1ad8e5e2b1a280fbb0cacc7e758e7299 · Note
• https://twitter.com/dailycve/status/1917274803297292759 · Twitter Post
• https://twitter.com/cybercronai/status/1915167703867797543 · Twitter Post
• https://twitter.com/SecAideInfo/status/1915711170717352108 · Twitter Post
• https://t.me/cvetracker/22143 · Telegram Post
• https://twitter.com/CVEnew/status/1914746240962527693 · Twitter Post