PT-2026-31879 · Totolink · Totolink A7100Ru

Ltzhust · Published 2026-03-28 · Updated 2026-04-20 · CVE-2026-6025

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Totolink A7100RU version 7.4cu.2313 b20191024

Description A flaw exists in the CGI Handler component of Totolink A7100RU version 7.4cu.2313 b20191024. Manipulation of the enable argument within the setSyslogCfg function, accessible via the '/cgi-bin/cstecgi.cgi' endpoint, can lead to operating system command injection. This allows for remote attacks. A public exploit is available.

Recommendations For Totolink A7100RU version 7.4cu.2313 b20191024, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Command Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-78

Related Identifiers

BDU:2026-07598

CVE-2026-6025

Affected Products

Totolink A7100Ru

References · 12

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_170/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-6025 · Security Note
• https://bdu.fstec.ru/vul/2026-07598 · Security Note
• https://twitter.com/giuseppe_1337/status/2046022355974005024 · Twitter Post
• https://twitter.com/CveFindCom/status/2042478423293997269 · Twitter Post
• https://twitter.com/OrizonCyber/status/2042543161243746811 · Twitter Post
• https://twitter.com/CVEnew/status/2042561749694714338 · Twitter Post
• https://vuldb.com/submit/792046 · Note
• https://twitter.com/0dayPublishing/status/2042477565424570495 · Twitter Post
• https://totolink.net · Note
• https://vuldb.com/vuln/356601/cti · Note
• https://vuldb.com/vuln/356601 · Note