D-Link G416 ovpncfg stack-based 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 D-Link G416. It has been classified as critical. The impacted element is an unknown function of the component ovpncfg. The manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2023-50208. Access to the local network is required for this attack to succeed. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in D-Link G416 (unknown version). This issue affects an unknown code block of the component ovpncfg. 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 summary by CVE is:

D-Link G416 ovpncfg Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link G416 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HTTP service listening on TCP port 80. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21441.

The weakness was shared 12/20/2023 as ZDI-23-1824. It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2023-50208 since 12/05/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/10/2025).

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD 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: 🔍

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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/05/2023 🔍
12/20/2023 +15 days 🔍
12/20/2023 +0 days 🔍
03/10/2025 +446 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: ZDI-23-1824
Status: Confirmed

CVE: CVE-2023-50208 (🔍)
GCVE (CVE): GCVE-0-2023-50208
GCVE (VulDB): GCVE-100-248519

Entryinfo

Created: 12/20/2023 12:51
Updated: 03/10/2025 22:09
Changes: 12/20/2023 12:51 (38), 03/10/2025 22:09 (36)
Complete: 🔍
Cache ID: 216::103

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