CVE-2020-1853 Path traversal in GaussDB 200

Medium 6.5 Published Updated

An authenticated attacker can exploit insufficient input validation to traverse directories and download files, leading to information leakage in GaussDB 200.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-1853?

CVE-2020-1853 is a medium-severity path traversal vulnerability in Huawei GaussDB 200, published on 17 Feb 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

GaussDB 200 with version of 6.5.1 have a path traversal vulnerability. Due to insufficient input path validation, an authenticated attacker can traverse directories and download files to a specific directory. Successful exploit may cause information leakage.

Weakness: CWE-22

Which versions are affected by CVE-2020-1853?

It affects 1 product.

Products include Huawei Gaussdb 200.

How do I fix CVE-2020-1853?

No fix has been published for CVE-2020-1853 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-2020-1853 being exploited?

There is no known exploitation of CVE-2020-1853 in the wild and no public exploit code.

Sources

Also known as GHSA-8g5w-xh3j-7w3x.

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