D-Link DAP-2622 DDP Service stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability was found in D-Link DAP-2622. It has been declared as critical. This issue affects some unknown processing of the component DDP Service. Executing a manipulation can lead to stack-based overflow. This vulnerability is tracked as CVE-2023-35739. The attack is only possible within the local network. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in D-Link DAP-2622 (version now known). This vulnerability affects some unknown processing of the component DDP Service. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is 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). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

D-Link DAP-2622 DDP Configuration Backup Server IPv6 Address Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the DDP service. 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-20066.

The weakness was disclosed 08/26/2023 as ZDI-23-1244. The advisory is shared for download at zerodayinitiative.com. This vulnerability was named CVE-2023-35739 since 06/15/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/13/2025).

Upgrading eliminates this vulnerability.

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Productinfo

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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

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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

06/15/2023 🔍
08/26/2023 +72 days 🔍
08/26/2023 +0 days 🔍
05/13/2025 +626 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: ZDI-23-1244
Status: Confirmed

CVE: CVE-2023-35739 (🔍)
GCVE (CVE): GCVE-0-2023-35739
GCVE (VulDB): GCVE-100-238132

Entryinfo

Created: 08/26/2023 14:03
Updated: 05/13/2025 16:14
Changes: 08/26/2023 14:03 (38), 09/19/2024 07:09 (27), 05/13/2025 16:14 (10)
Complete: 🔍
Cache ID: 216::103

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