CVE-2020-7356 Cayin xPost SQL Injection
Unauthenticated SQL injection in Cayin xPost allows attackers to manipulate queries and execute system commands via the wayfinder_seqid parameter.
- 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-2020-7356?
CVE-2020-7356 is a critical SQL injection vulnerability in Cayin xPost, published on 6 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
CAYIN xPost suffers from an unauthenticated SQL Injection vulnerability. Input passed via the GET parameter 'wayfinder_seqid' in wayfinder_meeting_input.jsp is not properly sanitized before being returned to the user or used in SQL queries. This can be exploited to manipulate SQL queries by injecting arbitrary SQL code and execute SYSTEM commands.
Weakness: CWE-89
Which versions are affected by CVE-2020-7356?
It affects 1 product.
Products include Cayintech Xpost.
How do I fix CVE-2020-7356?
No fix has been published for CVE-2020-7356 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2020-7356 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-7356 exists.
Public exploit code: 1 Metasploit module.
Sources
Also known as GHSA-rx8q-gf7p-3fvp.