CVE-2024-0997

Totolink N200RE cstecgi.cgi setOpModeCfg stack-based overflow

A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216 and classified as critical. Affected by this issue is the function setOpModeCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument pppoeUser leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-252266 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Totolink · N200RE

CVSS v3.1 NVD

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 VULDB

7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

8.3 HIGHAV:N/AC:L/Au:M/C:C/I:C/A:C

EPSS

1.25% chance of exploitation in the next 30 days, 69th percentile

Published

2024-01-29

Updated

2024-09-05

Proof-of-concept exploits (1)

• https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-set…

Security advisories

• https://vuldb.com/?ctiid.252266
• https://vuldb.com/?id.252266

References

• CVE Record
• NVD entry