CVE-2020-15255 CSV injection in Anuko Time Tracker

High 8.7 Published Updated

An attacker can inject malicious formulas into CSV exports, potentially leading to code execution when the file is opened in spreadsheet software.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-15255?

CVE-2020-15255 is a high-severity vulnerability in anuko timetracker, published on 16 Oct 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

In Anuko Time Tracker before verion 1.19.23.5325, due to not properly filtered user input a CSV export of a report could contain cells that are treated as formulas by spreadsheet software (for example, when a cell value starts with an equal sign). This is fixed in version 1.19.23.5325.

Weakness: CWE-1236, CWE-74

Which versions are affected by CVE-2020-15255?

It affects 1 product.

Products include Anuko Time Tracker.

How do I fix CVE-2020-15255?

No fix has been published for CVE-2020-15255 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-15255 being exploited?

There is no known exploitation of CVE-2020-15255 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-prjf-9mgh-8fpv.

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