CVE-2020-26118

Description

In SmartBear Collaborator Server through 13.3.13302, use of the Google Web Toolkit (GWT) API introduces a post-authentication Java deserialization vulnerability. The application's UpdateMemento class accepts a serialized Java object directly from the user without properly sanitizing it. A malicious object can be submitted to the server via an authenticated attacker to execute commands on the underlying system.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.96% Top 20%
Vendor Advisory smartbear.com Vendor Advisory smartbear.com Vendor Advisory smartbear.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://support.smartbear.com/collaborator/docs/server/index.html product vendor advisory
https://support.smartbear.com/collaborator/docs/general-info/version-history/ver-13/ver-13-0.html release notes vendor advisory
https://support.smartbear.com/collaborator/docs/general-info/whats-new.html release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-26118?
CVE-2020-26118 has been scored as a high severity vulnerability.
How to fix CVE-2020-26118?
To fix CVE-2020-26118, 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-2020-26118 being actively exploited in the wild?
It is possible that CVE-2020-26118 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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