CVE-2020-27868 — CRITICAL (9.8)

Vulnerability Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Qognify Ocularis 5.9.0.395. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of serialized objects provided to the EventCoordinator endpoint. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-11257.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Qognify	Ocularis	5.9.0.395

Related Weaknesses (CWE)

CWE-502

References

https://www.qognify.com/support-training/software-downloads/Release NotesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1453/Third Party AdvisoryVDB Entry
https://www.qognify.com/support-training/software-downloads/Release NotesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1453/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-27868?

CVE-2020-27868 is a vulnerability with a CVSS score of 9.8 (CRITICAL). This vulnerability allows remote attackers to execute arbitrary code on affected installations of Qognify Ocularis 5.9.0.395. Authentication is not required to exploit this vulnerability. The specific...

How severe is CVE-2020-27868?

CVE-2020-27868 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-27868?

Check the references section above for vendor advisories and patch information. Affected products include: Qognify Ocularis.