CVE-2020-7809 Estsoft ALSong DOM-Based XSS Vulnerability
Remote attackers can execute arbitrary scripts by tricking users into opening malicious album files in Estsoft ALSong.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-7809?
CVE-2020-7809 is a medium-severity cross-site scripting vulnerability in ALSong Estsoft, published on 15 May 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
ALSong 3.46 and earlier version contain a Document Object Model (DOM) based cross-site scripting vulnerability caused by improper validation of user input. A remote attacker could exploit this vulnerability by tricking the victim to open ALSong Album(sab) file.
Weakness: CWE-79
Which versions are affected by CVE-2020-7809?
It affects 1 product.
Products include Altools Alsong.
How do I fix CVE-2020-7809?
No fix has been published for CVE-2020-7809 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-2020-7809 being exploited?
There is no known exploitation of CVE-2020-7809 in the wild and no public exploit code.
Sources
Also known as GHSA-r6hf-6mpj-h47p.