VDB-250487 · CVE-2023-51626 · GCVE-0-2023-51626

D-Link DCS-8300LHV2 ValidateAuthorizationHeader stack-based 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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in D-Link DCS-8300LHV2. The affected element is the function ValidateAuthorizationHeader. The manipulation leads to stack-based overflow. This vulnerability is uniquely identified as CVE-2023-51626. The attack can only be initiated within the local network. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in D-Link DCS-8300LHV2 (version now known). It has been rated as critical. This issue affects the function ValidateAuthorizationHeader. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 01/12/2024. It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2023-51626 since 12/20/2023. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/12/2024).

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

D-Link

Name

DCS-8300LHV2

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
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: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/20/2023 🔍
01/11/2024 +22 days 🔍
01/12/2024 +0 days 🔍
01/12/2024 +0 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2023-51626 (🔍)
GCVE (CVE): GCVE-0-2023-51626
GCVE (VulDB): GCVE-100-250487

Entryinfo

Created: 01/12/2024 00:53
Changes: 01/12/2024 00:53 (37)
Complete: 🔍
Cache ID: 216::103