PT-2024-1071 · Totolink · Totolink N350Rt

Jylsec · Published 2024-01-07 · Updated 2024-05-17 · CVE-2023-7214

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 N350RT version 9.3.5u.6139 B20201216

Description The issue is related to a stack-based buffer overflow in the main function of the /cgi-bin/cstecgi.cgi?action=login API endpoint, specifically when manipulating the v8 argument. This can be exploited remotely, allowing an attacker to execute arbitrary code. The attack may be launched remotely.

Recommendations For Totolink N350RT version 9.3.5u.6139 B20201216, as a temporary workaround, consider disabling the main function in the /cgi-bin/cstecgi.cgi?action=login API endpoint until a patch is available. Restrict access to this endpoint to minimize the risk of exploitation. Avoid using the v8 argument in the affected API endpoint 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:2024-00322

CVE-2023-7214

Affected Products

Totolink N350Rt

References · 9

• 🔥❌ https://github.com/jylsec/vuldb/blob/main/TOTOLINK/N350RT/3/README.md · Exploit, Deleted
• https://bdu.fstec.ru/vul/2024-00322 · Security Note
• https://osv.dev/vulnerability/CVE-2023-7214 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-7214 · Security Note
• https://vuldb.com/?id.249770 · Note
• https://vuldb.com/?ctiid.249770 · Note
• https://t.me/cvenotify/66540 · Telegram Post
• https://twitter.com/CVEnew/status/1744090418063520035 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1744107446161780752 · Twitter Post