D-Link DIR-823X 240126/240802 HTTP POST Request set_wifi_blacklists macList null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in D-Link DIR-823X 240126/240802. Affected by this issue is the function set_wifi_blacklists of the file /goform/set_wifi_blacklists of the component HTTP POST Request Handler. Performing a manipulation of the argument macList results in null pointer dereference. This vulnerability was named CVE-2025-1103. The attack may be initiated remotely. In addition, an exploit is available. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as problematic, was found in D-Link DIR-823X 240126/240802. This affects the function set_wifi_blacklists of the file /goform/set_wifi_blacklists of the component HTTP POST Request Handler. The manipulation of the argument macList with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability.

The advisory is shared at tasty-foxtrot-3a8.notion.site. This vulnerability is uniquely identified as CVE-2025-1103. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known.

The exploit is shared for download at tasty-foxtrot-3a8.notion.site. It is declared as proof-of-concept.

It is possible to mitigate the weakness by firewalling .

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

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/07/2025 🔍
02/07/2025 +0 days 🔍
02/07/2025 +0 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: tasty-foxtrot-3a8.notion.site
Status: Not defined

CVE: CVE-2025-1103 (🔍)
GCVE (CVE): GCVE-0-2025-1103
GCVE (VulDB): GCVE-100-294933
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/07/2025 10:42
Changes: 02/07/2025 10:42 (59)
Complete: 🔍
Submitter: hand_king
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #489603: D-Link DIR-823X 240126、240802 NULL Pointer Dereference (by hand_king)

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