How severe is CVE-2023-28758?

CVE-2023-28758 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-28758 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28758?

CVE-2023-28758 affects Veritas Netbackup. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28758?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-28758 published?

CVE-2023-28758 was published on 2023-03-23 and last updated on 2026-06-17.

CVE-2023-28758

CVE-2023-28758 is a high-severity vulnerability in Veritas Netbackup with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Veritas Netbackup
Published: 2023-03-23
Last modified: 2026-06-17

Description

An issue was discovered in Veritas NetBackup before 8.3.0.2. BPCD allows an unprivileged user to specify a log file path when executing a NetBackup command. This can be used to overwrite existing NetBackup log files.

Frequently asked questions

What is CVE-2023-28758?: An issue was discovered in Veritas NetBackup before 8.3.0.2. BPCD allows an unprivileged user to specify a log file path when executing a NetBackup command. This can be used to overwrite existing NetBackup log files.
How severe is CVE-2023-28758?: CVE-2023-28758 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-28758 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28758?: CVE-2023-28758 affects Veritas Netbackup. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28758?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-28758 published?: CVE-2023-28758 was published on 2023-03-23 and last updated on 2026-06-17.

References

https://www.veritas.com/content/support/en_US/security/VTS23-003

Affected products (1)

cpe:2.3:a:veritas:netbackup:*:*:*:*:*:*:*:*

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