CVE-2020-28929 Missing authorization in n/a

Critical 9.8 Published 16 Dec 2020 Updated 4 Aug 2024

Unauthenticated attackers can access the log downloader to retrieve administrative hashed credentials, potentially leading to account takeover.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-28929?

CVE-2020-28929 is a critical missing authorization vulnerability in n/a, published on 16 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unrestricted access to the log downloader functionality in EPSON EPS TSE Server 8 (21.0.11) allows an unauthenticated attacker to remotely retrieve administrative hashed credentials via the maintenance/troubleshoot.php?download=1 URI.

Weakness: CWE-306

Which versions are affected by CVE-2020-28929?

It affects 1 product.

Products include Epson Eps Tse Server 8 Firmware.

How do I fix CVE-2020-28929?

No fix has been published for CVE-2020-28929 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-2020-28929 being exploited?

There is no known exploitation of CVE-2020-28929 in the wild and no public exploit code.

Sources

Also known as GHSA-wrc6-j5cv-23xc.