Totolink N350RT 9.3.5u.6139_B20201216 HTTP POST Request cstecgi.cgi?action=login&flag=1 main v33 stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.26

A vulnerability classified as critical was found in Totolink N350RT 9.3.5u.6139_B20201216. Affected by this vulnerability is the function main of the file /cgi-bin/cstecgi.cgi?action=login&flag=1 of the component HTTP POST Request Handler. The manipulation of the argument v33 with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 01/05/2024. The advisory is shared at github.com. This vulnerability is known as CVE-2023-7213. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (VulDB): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/05/2024 🔍
01/05/2024 +0 days 🔍
01/05/2024 +0 days 🔍
01/24/2024 +19 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2023-7213 (🔍)
GCVE (CVE): GCVE-0-2023-7213
GCVE (VulDB): GCVE-100-249769
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/05/2024 12:15 PM
Updated: 01/24/2024 01:00 PM
Changes: 01/05/2024 12:15 PM (44), 01/24/2024 12:52 PM (2), 01/24/2024 01:00 PM (28)
Complete: 🔍
Submitter: jylsec
Cache ID: 18:EB7:40

Submitinfo

Accepted

  • Submit #259354: TOTOLINK Router V9.3.5u.6139_B20201216 buffer overflow (by jylsec)

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