CVE-2021-24321 Bello < 1.6.0 - Unauthenticated Blind SQL Injection
Unauthenticated attackers can perform blind SQL injection via unsanitized parameters in the Bello WordPress theme, potentially accessing or modifying database contents.
- 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-2021-24321?
CVE-2021-24321 is a critical SQL injection vulnerability in BoldThemes Bello - Directory & Listing, published on 1 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Bello - Directory & Listing WordPress theme before 1.6.0 did not sanitise the bt_bb_listing_field_price_range_to, bt_bb_listing_field_now_open, bt_bb_listing_field_my_lng, listing_list_view and bt_bb_listing_field_my_lat parameters before using them in a SQL statement, leading to SQL Injection issues
Weakness: CWE-89
Which versions are affected by CVE-2021-24321?
It affects 1 product.
Products include Bold-Themes Bello.
How do I fix CVE-2021-24321?
No fix has been published for CVE-2021-24321 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-2021-24321 being exploited?
There is no known exploitation of CVE-2021-24321 in the wild and no public exploit code.
Other vulnerabilities in BoldThemes Bello - Directory & Listing
Sources
Also known as GHSA-5mwv-pv28-2ghw.