How severe is CVE-2017-6408?

CVE-2017-6408 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6408?

CVE-2017-6408 primarily affects Veritas Netbackup. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6408?

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-2017-6408 published?

CVE-2017-6408 was published on 2017-03-02 and last updated on 2026-06-17.

CVE-2017-6408

CVE-2017-6408 is a high-severity vulnerability in Veritas Netbackup with a CVSS 3.x base score of 7.0. 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-362.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 4.4
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Veritas Netbackup
Published: 2017-03-02
Last modified: 2026-06-17

Description

An issue was discovered in Veritas NetBackup 8.0 and earlier and NetBackup Appliance 3.0 and earlier. A local-privilege-escalation race condition in pbx_exchange can occur when a local user connects to a socket before permissions are secured.

Frequently asked questions

What is CVE-2017-6408?: An issue was discovered in Veritas NetBackup 8.0 and earlier and NetBackup Appliance 3.0 and earlier. A local-privilege-escalation race condition in pbx_exchange can occur when a local user connects to a socket before permissions are secured.
How severe is CVE-2017-6408?: CVE-2017-6408 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6408?: CVE-2017-6408 primarily affects Veritas Netbackup. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6408?: 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-2017-6408 published?: CVE-2017-6408 was published on 2017-03-02 and last updated on 2026-06-17.

References

Affected products (2)

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

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