VDB-336893 · CVE-2025-50401 · GCVE-0-2025-50401

Mercury D196G d196gv1-cn-up_2020-01-09_11.21.44 sub_404CAEDC Password buffer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Mercury D196G d196gv1-cn-up_2020-01-09_11.21.44. The impacted element is the function sub_404CAEDC. The manipulation of the argument Password leads to buffer overflow. This vulnerability is listed as CVE-2025-50401. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Mercury D196G d196gv1-cn-up_2020-01-09_11.21.44 and classified as critical. This issue affects the function sub_404CAEDC. The manipulation of the argument password with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Mercury D196G d196gv1-cn-up_2020-01-09_11.21.44 is vulnerable to Buffer Overflow in the function sub_404CAEDC via the parameter password.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-50401 since 06/16/2025. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/16/2025).

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Mercury

Name

D196G

Version

d196gv1-cn-up_2020-01-09_11.21.44

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/16/2025 CVE reserved
12/16/2025 +183 days Advisory disclosed
12/16/2025 +0 days VulDB entry created
12/16/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-50401 (🔒)
GCVE (CVE): GCVE-0-2025-50401
GCVE (VulDB): GCVE-100-336893

Entryinfo

Created: 12/16/2025 18:06
Changes: 12/16/2025 18:06 (54)
Complete: 🔍
Cache ID: 216::103