Totolink EX1800T 9.1.0cu.2112_B20220316 /cgi-bin/cstecgi.cgi loginAuth Password buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Totolink EX1800T 9.1.0cu.2112_B20220316 and classified as critical. This impacts the function loginAuth of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument Password can lead to buffer overflow. This vulnerability is registered as CVE-2025-1852. It is possible to launch the attack remotely. Furthermore, an exploit is available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability has been found in Totolink EX1800T 9.1.0cu.2112_B20220316 and classified as critical. This vulnerability affects the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2025-1852. The exploitation appears to be easy. The attack can be initiated remotely. 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.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 9.2
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

Researcher Base Score: 10.0
Researcher Vector: 🔒

CNA Base Score: 8.8
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Researcher Base Score: 🔒

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
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

03/02/2025 Advisory disclosed
03/02/2025 +0 days VulDB entry created
03/03/2025 +1 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2025-1852 (🔒)
GCVE (CVE): GCVE-0-2025-1852
GCVE (VulDB): GCVE-100-298120
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/02/2025 09:13 PM
Updated: 03/03/2025 12:36 PM
Changes: 03/02/2025 09:13 PM (56), 03/03/2025 08:03 AM (30), 03/03/2025 12:33 PM (20), 03/03/2025 12:36 PM (4)
Complete: 🔍
Submitter: watermelon-happy
Committer: watermelon-happy
Cache ID: 18:C9B:40

Submitinfo

Accepted

  • Submit #505362: totolink EX1800T V9.1.0cu.2112_B20220316 buffer overflow (by watermelon-happy)

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