CVE-2020-29047 Deserialization in n/a

Critical 9.8 Published Updated

Remote attackers can execute arbitrary code via unsafe deserialization of a cookie in the wp-hotel-booking WordPress plugin.

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-2020-29047?

CVE-2020-29047 is a critical unsafe deserialization vulnerability in n/a, published on 3 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The wp-hotel-booking plugin through 1.10.2 for WordPress allows remote attackers to execute arbitrary code because of an unserialize operation on the thimpress_hotel_booking_1 cookie in load in includes/class-wphb-sessions.php.

Weakness: CWE-502

Which versions are affected by CVE-2020-29047?

It affects 1 product.

Products include Thimpress Wp Hotel Booking.

How do I fix CVE-2020-29047?

No fix has been published for CVE-2020-29047 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2020-29047 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-29047 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-x3pf-797q-q9j6.

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