Is CVE-2024-33671 in the CISA KEV catalog?

No. CVE-2024-33671 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-33671?

CVE-2024-33671 has a CVSS v3 base score of 7.7 (HIGH).

What is the EPSS score for CVE-2024-33671?

CVE-2024-33671 has an EPSS score of 0.17% (6th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-33671?

Upgrade backup exec to 23.0 or later.

CVE & CISA-KEV Catalog

CVE-2024-33671

HIGH

7.7

CVSS v3

NVD

Description

An issue was discovered in Veritas Backup Exec before 22.2 HotFix 917391. The Backup Exec Deduplication Multi-threaded Streaming Agent can be leveraged to perform arbitrary file deletion on protected files.

CWE-73External Control of File Name or Path

How to fix

Remediation Available

backup execNVD

Affected:>= 21.0, < 23.0Fixed in:23.0CVE-2024-33671derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.17%probability of exploitation in 30 days

6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Vendor Advisory1

veritas.com

Related Vulnerabilities

Other CWE-73 (External Control of File Name or Path) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-39952	Critical	9.8	100%	-	Fix
CVE-2024-8517	Critical	9.8	95%	-	Fix
CVE-2023-4634	Critical	9.8	83%	-	Fix
CVE-2018-17246	Critical	9.8	82%	-	Fix
CVE-2024-43451	Medium	6.5	82%	KEV	Fix
CVE-2025-33053	High	8.8	82%	KEV	Fix

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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 2025-06-30.