PT-2021-19450 · Tenda · Tenda Ac9

Published 2021-10-29 · Updated 2021-11-02 · CVE-2021-31624

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda AC9 versions V1.0 through V15.03.05.19(6318) Tenda AC9 V3.0 version V15.03.06.42 multi

Description The issue allows attackers to execute arbitrary code via the urls parameter, which is related to a Buffer Overflow.

Recommendations For Tenda AC9 versions V1.0 through V15.03.05.19(6318), consider restricting access to the urls parameter until a patch is available. For Tenda AC9 V3.0 version V15.03.06.42 multi, avoid using the urls parameter in affected API endpoints until the issue is resolved. 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-2021-31624

Affected Products

Tenda Ac9

References · 6

• 🔥 https://github.com/Lyc-heng/routers/blob/main/routers/stack2.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-31624 · Security Note
• https://osv.dev/vulnerability/CVE-2021-31624 · Vendor Advisory
• http://tenda.com · Note
• https://t.me/cibsecurity/31444 · Telegram Post
• https://t.me/cvenotify/22630 · Telegram Post