CVE-2017-10841 Path traversal in WebCalendar

Medium 4.9 Published Updated

Authenticated attackers can read arbitrary files on the server via a directory traversal vulnerability in WebCalendar.

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-2017-10841?

CVE-2017-10841 is a medium-severity path traversal vulnerability in k5n.us WebCalendar, published on 28 Aug 2017. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Directory traversal vulnerability in WebCalendar 1.2.7 and earlier allows authenticated attackers to read arbitrary files via unspecified vectors.

Weakness: CWE-22

Which versions are affected by CVE-2017-10841?

It affects 1 product.

Products include Webcalendar Project Webcalendar.

How do I fix CVE-2017-10841?

No fix has been published for CVE-2017-10841 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-2017-10841 being exploited?

There is no known exploitation of CVE-2017-10841 in the wild and no public exploit code.

Sources

Also known as GHSA-33c3-8653-qmxw.

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