VDB-241389 · CVE-2023-44829 · EUVD-2023-49152

D-Link DIR-823G 1.0.2B05 SetDeviceSettings AdminPassword 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.
6.8	$5k-$25k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in D-Link DIR-823G 1.0.2B05. Impacted is the function SetDeviceSettings. Performing a manipulation of the argument AdminPassword results in buffer overflow. This vulnerability is cataloged as CVE-2023-44829. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in D-Link DIR-823G 1.0.2B05 (Router Operating System). This affects the function SetDeviceSettings. The manipulation of the argument AdminPassword with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the AdminPassword parameter in the SetDeviceSettings function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

The weakness was shared 10/05/2023. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-44829 since 10/02/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/09/2026).

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-49152). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Router Operating System

Vendor

D-Link

Name

DIR-823G

Version

1.0.2B05

License

commercial

Website

Vendor: https://www.dlink.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

CVSSv2info

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

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

10/02/2023 🔍
10/05/2023 +3 days 🔍
10/05/2023 +0 days 🔍
02/09/2026 +858 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: github.com
Status: Not defined

CVE: CVE-2023-44829 (🔍)
GCVE (CVE): GCVE-0-2023-44829
GCVE (VulDB): GCVE-100-241389
EUVD: 🔍

Entryinfo

Created: 10/05/2023 22:37
Updated: 02/09/2026 13:09
Changes: 10/05/2023 22:37 (40), 09/19/2024 22:41 (36), 02/09/2026 13:09 (1)
Complete: 🔍
Cache ID: 216::103

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