CVE-2021-34829: (0Day) D-Link DAP-1330 lighttpd http_parse_request Buffer Overflow Remote Code Execution Vulnerability
First published: Thu Jul 15 2021(Updated: )
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1330 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the HNAP_AUTH HTTP header. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of the device.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| D-Link DAP-1330 | ||
| Dlink Dap-1330 Firmware | =1.13b01-beta | |
| Dlink Dap-1330 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-34829?
CVE-2021-34829 is a vulnerability that allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1330 1.13B01 BETA routers.
How severe is CVE-2021-34829?
CVE-2021-34829 has a severity rating of 8.8 (high).
What is the affected software of CVE-2021-34829?
The affected software of CVE-2021-34829 is D-Link DAP-1330 1.13B01 BETA routers.
Is authentication required to exploit CVE-2021-34829?
No, authentication is not required to exploit CVE-2021-34829.
How can I fix CVE-2021-34829?
To fix CVE-2021-34829, it is recommended to apply the latest firmware update provided by D-Link.
- collector/zdi-advisory
- alias/ZDI-21-681
- alias/ZDI-CAN-12065
- alias/CVE-2021-34829
- collector/nvd-index
- vendor/d-link
- canonical/d-link dap-1330
- vendor/dlink
- canonical/dlink dap-1330 firmware
- version/dlink dap-1330 firmware/1.13b01-beta
- canonical/dlink dap-1330