PT-2021-16523 · Skyworth Digital Technology · Rn510

Kaustubh G. Padwad · Published 2021-04-09 · Updated 2021-06-04 · CVE-2021-25328

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Skyworth Digital Technology RN510 version 3.1.0.4

Description: The issue is related to a buffer overflow in the /cgi-bin/app-staticIP.asp endpoint. An authenticated attacker can send a specially crafted request to this endpoint, potentially leading to a denial of service (DoS) or possible code execution on the device.

Recommendations: For Skyworth Digital Technology RN510 version 3.1.0.4, as a temporary workaround, consider restricting access to the /cgi-bin/app-staticIP.asp endpoint until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-25328

Affected Products

Rn510

References · 7

• 🔥 http://seclists.org/fulldisclosure/2021/May/5 · Exploit
• 🔥 https://s3curityb3ast.github.io/KSA-Dev-011.md · Exploit
• 🔥 http://packetstormsecurity.com/files/162450/Shenzhen-Skyworth-RN510-Buffer-Overflow.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-25328 · Security Note
• https://osv.dev/vulnerability/CVE-2021-25328 · Vendor Advisory
• https://t.me/cybersecuritytechnologies/3294 · Telegram Post
• https://t.me/defcon_news/75229 · Telegram Post