CVE-2020-14074 Memory corruption in n/a

What is CVE-2020-14074?

CVE-2020-14074 is a high-severity memory corruption vulnerability in n/a, published on 15 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.

Weakness: CWE-787

Which versions are affected by CVE-2020-14074?

It affects 1 product.

Products include Trendnet Tew-827dru Firmware.

How do I fix CVE-2020-14074?

No fix has been published for CVE-2020-14074 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-14074 being exploited?

There is no known exploitation of CVE-2020-14074 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2024-28354 Command injection in n/a Critical 10.0
• CVE-2021-20151 Auth bypass in Trendnet AC2600 TEW-827DRU Critical 10.0
• CVE-2021-20149 Missing authorization in Trendnet AC2600 TEW-827DRU Critical 9.8
• CVE-2021-20155 Hardcoded credentials in Trendnet AC2600 TEW-827DRU Critical 9.8
• CVE-2021-20158 Auth bypass in Trendnet AC2600 TEW-827DRU Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7v3q-v7jh-m6pv.