CVE-2021-31486 — HIGH (7.8)

Vulnerability Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop 16.6.3.84. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of DWF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12712.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Opentext	Brava\! Desktop	16.6.3.84

Related Weaknesses (CWE)

CWE-787

References

https://www.zerodayinitiative.com/advisories/ZDI-21-626/Third Party AdvisoryVDB Entry
https://www.cvedetails.com/vulnerability-list/vendor_id-2032/product_id-96672/OpThird Party Advisory
https://www.opentext.com/products/bravaProduct
https://www.zerodayinitiative.com/advisories/ZDI-21-626/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2021-31486?

CVE-2021-31486 is a vulnerability with a CVSS score of 7.8 (HIGH). This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop 16.6.3.84. User interaction is required to exploit this vulnerability in that ...

How severe is CVE-2021-31486?

CVE-2021-31486 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31486?

Check the references section above for vendor advisories and patch information. Affected products include: Opentext Brava\! Desktop.