CVE-2022-21809 File upload in InRouter302

What is CVE-2022-21809?

CVE-2022-21809 is a critical vulnerability in InHand Networks InRouter302, published on 12 May 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A file write vulnerability exists in the httpd upload.cgi functionality of InHand Networks InRouter302 V3.5.4. A specially-crafted HTTP request can lead to arbitrary file upload. An attacker can upload a malicious file to trigger this vulnerability.

Weakness: CWE-434, CWE-377

Which versions are affected by CVE-2022-21809?

It affects 1 product.

Products include Inhandnetworks Inrouter302 Firmware.

How do I fix CVE-2022-21809?

No fix has been published for CVE-2022-21809 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-21809 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-21809 exists.

Other vulnerabilities in InHand Networks InRouter302

• CVE-2023-22600 Missing authorization in InRouter 302 Critical 10.0
• CVE-2023-22601 Information disclosure in InRouter 302 Critical 10.0
• CVE-2022-25932 Privilege escalation in InRouter302 High 7.4
• CVE-2022-21182 Privilege escalation in InRouter302 High 7.4
• CVE-2023-22598 Command injection in InRouter 302 High 7.2

Sources

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

Also known as GHSA-399c-25pm-72mj.