Cyber Resilience

CVE-2021-31483

High

Published: 15 June 2021

Published
15 June 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0048 65.4th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-31483 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Opentext Brava\! Desktop. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 34.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

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specific flaw exists within the parsing of DWF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12709.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

opentext
brava\! desktop
16.6.3.84

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References