CVE-2017-20176 ciubotaru share-on-diaspora new_window.php cross site scripting

Low 3.5 Published Updated

Remote attackers can inject malicious scripts via the title or url parameters in new_window.php, potentially compromising user sessions.

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-2017-20176?

CVE-2017-20176 is a low-severity cross-site scripting vulnerability in ciubotaru share-on-diaspora, published on 6 Feb 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability classified as problematic was found in ciubotaru share-on-diaspora 0.7.9. This vulnerability affects unknown code of the file new_window.php. The manipulation of the argument title/url leads to cross site scripting. The attack can be initiated remotely. The name of the patch is fb6fae2f8a9b146471450b5b0281046a17d1ac8d. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-220204.

Weakness: CWE-79

Which versions are affected by CVE-2017-20176?

It affects 1 product.

Products include Share on Diaspora Project Share on Diaspora.

How do I fix CVE-2017-20176?

No fix has been published for CVE-2017-20176 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-20176 being exploited?

There is no known exploitation of CVE-2017-20176 in the wild and no public exploit code.

Sources

Also known as GHSA-4vf7-8qf6-f3f9.

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