CVE-2017-6527 Path traversal in n/a

High 7.5 Published Updated

Unauthenticated attackers can access system files via directory traversal in dnaLIMS, exposing sensitive data readable by the web server.

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-2017-6527?

CVE-2017-6527 is a high-severity path traversal vulnerability in n/a, published on 9 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in dnaTools dnaLIMS 4-2015s13. dnaLIMS is vulnerable to a NUL-terminated directory traversal attack allowing an unauthenticated attacker to access system files readable by the web server user (by using the viewAppletFsa.cgi seqID parameter).

Weakness: CWE-22

Which versions are affected by CVE-2017-6527?

It affects 1 product.

Products include Dnatools Dnalims.

How do I fix CVE-2017-6527?

No fix has been published for CVE-2017-6527 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-2017-6527 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-6527 exists.

Public exploit code: 1 Metasploit module and 1 Exploit-DB entry.

Sources

Also known as GHSA-vrjr-fvxh-q4v8.

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