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TI-2021-11633 Aliases CVE-2021-31504GHSA-m8pr-x6wc-r486

This vulnerability allows remote attackers to execute arbitrary code on affected…

Priority LOW 37CWE-822Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-822 and the CVSS impact.

Summary

This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.3.84 (package 16.6.3.134). 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 PDF files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12691.

Why it matters now

EPSS 0.01419 72nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
OpenTextBrava! DesktopBuild 16.6.3.84 (package 16.6.3.134)—No fix listedCNA
  • Brava! Desktop VendorOpenText Affected Build 16.6.3.84 (package 16.6.3.134) Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:opentext:brava\!_desktop:16.6.3.84:*:*:*:*:*:*:*16.6.3.84VulnerableOpenText
  • cpe:2.3:a:opentext:brava\!_desktop:16.6.3.84:*:*:*:*:*:*:* Versions 16.6.3.84 Vulnerable ·OpenText

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-31504
  2. 2026-10-03 Alias added: GHSA-m8pr-x6wc-r486

References

Advisory 2

  • TI-2021-11643 Out-of-bounds write in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
  • TI-2021-11641 Out-of-bounds read in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
  • TI-2021-11642 Out-of-bounds write in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
  • TI-2021-11640 Out-of-bounds write in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
  • TI-2021-11639 Out-of-bounds read in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
  • TI-2021-11638 Out-of-bounds write in OpenText Brava! Desktop CVSS 3.1HIGH 7.8
See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences