Is CVE-2021-31479 in the CISA KEV catalog?

No. CVE-2021-31479 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-31479?

CVE-2021-31479 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-31479?

CVE-2021-31479 has an EPSS score of 1.42% (69th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-31479?

No published fix for CVE-2021-31479 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-31479

HIGH

7.8

CVSS v3

NVD

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 PDF files. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12634.

CWE-824

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.42%probability of exploitation in 30 days

69thpercentile

Moderate risk: more likely to be exploited than 69% of all known CVEs.

References

Third-Party Advisory2

Product1

opentext.com

Embed a live status badge for CVE-2021-31479

Markdown

[![CVE-2021-31479](https://tridentstack.com/cve/badge/CVE-2021-31479.svg)](https://tridentstack.com/cve/CVE-2021-31479)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-31479"><img src="https://tridentstack.com/cve/badge/CVE-2021-31479.svg" alt="CVE-2021-31479"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.