CVE-2020-29189 Missing authorization in n/a

What is CVE-2020-29189?

CVE-2020-29189 is a high-severity missing authorization vulnerability in n/a, published on 24 Dec 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Incorrect Access Control vulnerability in TerraMaster TOS <= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS

Which versions are affected by CVE-2020-29189?

It affects 1 product.

Products include Terra-Master Tos.

How do I fix CVE-2020-29189?

No fix has been published for CVE-2020-29189 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-29189 being exploited?

There is no known exploitation of CVE-2020-29189 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2021-45837 Command injection in n/a Critical 9.8
• CVE-2021-45840 Command injection in n/a Critical 9.8
• CVE-2020-15568 Code injection in n/a Critical 9.8
• CVE-2020-28187 Path traversal in n/a Critical 9.8
• CVE-2020-28188 Command injection in n/a Critical 9.8

Sources

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

Also known as CVE-2020-28189, GHSA-fjv4-6mwc-7524.