PT-2018-1332 · D Link · D-Link Dir-816

Published 2018-05-13 · Updated 2023-04-26 · CVE-2018-11013

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DIR-816 A2 firmware version 1.10B05

Description The issue is related to a stack-based buffer overflow in the websRedirect function, which can be exploited by sending a specially crafted HTTP request with a long Host header. This allows unauthenticated remote attackers to execute arbitrary code.

Recommendations For D-Link DIR-816 A2 firmware version 1.10B05, consider restricting access to the websRedirect function until a patch is available. As a temporary workaround, avoid using the Host header in HTTP requests to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-119

CWE-787

Related Identifiers

BDU:2018-00830

CVE-2018-11013

Affected Products

D-Link Dir-816

References · 4

• 🔥 https://0x3f97.github.io/exploit/2018/05/13/D-Link-DIR-816-A2-CN-router-stack-based-buffer-overflow · Exploit
• https://bdu.fstec.ru/vul/2018-00830 · Security Note
• https://osv.dev/vulnerability/CVE-2018-11013 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-11013 · Security Note