CVE-2020-29494 Path traversal in Avamar

High 8.7 Published Updated

Remote attackers can exploit a path traversal flaw in Dell EMC Avamar Server to write to or delete arbitrary files on the server filesystem.

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

What is CVE-2020-29494?

CVE-2020-29494 is a high-severity path traversal vulnerability in Dell Avamar, published on 14 Jan 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Dell EMC Avamar Server, versions 19.1, 19.2, 19.3, contain a Path Traversal Vulnerability in PDM. A remote user could potentially exploit this vulnerability, to gain unauthorized write access to the arbitrary files stored on the server filesystem, causing deletion of arbitrary files.

Weakness: CWE-22

Which versions are affected by CVE-2020-29494?

It affects 2 products.

Products include Dell Emc Avamar Server, Dell Emc Integrated Data Protection Appliance.

How do I fix CVE-2020-29494?

No fix has been published for CVE-2020-29494 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-29494 being exploited?

There is no known exploitation of CVE-2020-29494 in the wild and no public exploit code.

Sources

Also known as GHSA-xjxp-x9rc-crcf.

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