PT-2022-5272 · D Link · D-Link Dir-816 A2

Hunzi0 · Published 2022-10-26 · Updated 2022-10-28 · CVE-2022-42998

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Description The issue is related to a stack overflow in the D-Link DIR-816 A2 router's firmware, which can be triggered via the srcip parameter at the "/goform/form2IPQoSTcAdd" API endpoint. This can potentially allow a remote attacker to execute arbitrary code.

Recommendations For D-Link DIR-816 A2 version 1.10 B05, as a temporary workaround, consider restricting access to the "/goform/form2IPQoSTcAdd" API endpoint to minimize the risk of exploitation. Avoid using the srcip parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-06556

CVE-2022-42998

Affected Products

D-Link Dir-816 A2

References · 5

• 🔥 https://github.com/hunzi0/VulInfo/tree/main/D-Link/DIR-816/form2IPQoSTcAdd · Exploit
• https://osv.dev/vulnerability/CVE-2022-42998 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-42998 · Security Note
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-06556 · Security Note