CVE-2021-22640 Ovarro TBox Insufficiently Protected Credentials

What is CVE-2021-22640?

CVE-2021-22640 is a high-severity vulnerability in Ovarro TBox, published on 28 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An attacker can decrypt the Ovarro TBox login password by communication capture and brute force attacks.

Weakness: CWE-307, CWE-294, CWE-522

Which versions are affected by CVE-2021-22640?

It affects 8 products.

Products include Ovarro Tbox Lt2-530 Firmware, Ovarro Tbox Lt2-532 Firmware, Ovarro Tbox Lt2-540 Firmware, Ovarro Tbox Ms-Cpu32-S2 Firmware, Ovarro Tbox Ms-Cpu32 Firmware, Ovarro Tbox Rm2 Firmware and 2 more.

How do I fix CVE-2021-22640?

No fix has been published for CVE-2021-22640 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-22640 being exploited?

There is no known exploitation of CVE-2021-22640 in the wild and no public exploit code.

Other vulnerabilities in Ovarro TBox

• CVE-2021-22646 Ovarro TBox Code Injection High 8.8
• CVE-2021-22648 Ovarro TBox Incorrect Permission Assignment for Critical Resource High 8.8
• CVE-2021-22642 Ovarro TBox Uncontrolled Resource Consumption High 7.5
• CVE-2021-22644 Ovarro TBox Use of Hard-coded Cryptographic Key High 7.5
• CVE-2021-22650 Ovarro TBox Relative Path Traversal High 7.5

Sources

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

Also known as GHSA-4ch8-jgqc-v66p.