D-Link DIR-632 FW103B08 HTTP POST Request /biurl_grou FUN_00425fd8 stack-based overflow
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 8.0 | $0-$5k | 0.00 |
Summary
A vulnerability identified as critical has been detected in D-Link DIR-632 FW103B08. The affected element is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. This manipulation causes stack-based overflow. This vulnerability only affects products that are no longer supported by the maintainer.
This vulnerability is registered as CVE-2025-5969. Remote exploitation of the attack is possible. Furthermore, an exploit is available.
Details
A vulnerability has been found in D-Link DIR-632 FW103B08 and classified as critical. Affected by this vulnerability is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. 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.
The advisory is shared at github.com. This vulnerability is known as CVE-2025-5969. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/10/2025).
It is possible to download the exploit at github.com. It is declared as proof-of-concept.
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-2025-17766). If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
Version
License
Support
Website
- Vendor: https://www.dlink.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.0
VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| 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: 🔍
Exploiting
Class: Stack-based overflowCWE: CWE-121 / CWE-119
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: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
06/10/2025 🔍06/10/2025 🔍
06/10/2025 🔍
Sources
Vendor: dlink.comAdvisory: github.com
Status: Not defined
CVE: CVE-2025-5969 (🔍)
GCVE (CVE): GCVE-0-2025-5969
GCVE (VulDB): GCVE-100-311845
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 06/10/2025 13:28Updated: 06/10/2025 23:21
Changes: 06/10/2025 13:28 (58), 06/10/2025 23:21 (1)
Complete: 🔍
Submitter: xiaobor123
Cache ID: 216::103
Submit
Accepted
- Submit #592336: dlink DIR-632 FW103B08 Stack-based buffer overflow (by xiaobor123)
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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