CVE-2017-17672

Public Exploit

Description

In vBulletin through 5.3.x, there is an unauthenticated deserialization vulnerability that leads to arbitrary file deletion and, under certain circumstances, code execution, because of unsafe usage of PHP's unserialize() in vB_Library_Template's cacheTemplates() function, which is a publicly exposed API. This is exploited with the templateidlist parameter to ajax/api/template/cacheTemplates.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 11.34% Top 10%
Third-Party Advisory securiteam.com Third-Party Advisory exploit-db.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.exploit-db.com/exploits/43362/ exploit vdb entry third party advisory
https://blogs.securiteam.com/index.php/archives/3573 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2017-17672?
CVE-2017-17672 has been scored as a critical severity vulnerability.
How to fix CVE-2017-17672?
To fix CVE-2017-17672, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-17672 being actively exploited in the wild?
It is possible that CVE-2017-17672 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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