How severe is CVE-2016-7399?

CVE-2016-7399 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-7399 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7399?

CVE-2016-7399 primarily affects Veritas Netbackup Appliance Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-7399?

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

When was CVE-2016-7399 published?

CVE-2016-7399 was published on 2017-01-04 and last updated on 2026-06-17.

CVE-2016-7399

CVE-2016-7399 is a critical-severity vulnerability in Veritas Netbackup Appliance Firmware with a CVSS 3.x base score of 9.8. 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Veritas Netbackup Appliance Firmware
Published: 2017-01-04
Last modified: 2026-06-17

Description

scripts/license.pl in Veritas NetBackup Appliance 2.6.0.x through 2.6.0.4, 2.6.1.x through 2.6.1.2, 2.7.x through 2.7.3, and 3.0.x allow remote attackers to execute arbitrary commands via shell metacharacters in the hostName parameter to appliancews/getLicense.

Frequently asked questions

What is CVE-2016-7399?: scripts/license.pl in Veritas NetBackup Appliance 2.6.0.x through 2.6.0.4, 2.6.1.x through 2.6.1.2, 2.7.x through 2.7.3, and 3.0.x allow remote attackers to execute arbitrary commands via shell metacharacters in the hostName parameter to appliancews/getLicense.
How severe is CVE-2016-7399?: CVE-2016-7399 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-7399 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7399?: CVE-2016-7399 primarily affects Veritas Netbackup Appliance Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-7399?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-7399 published?: CVE-2016-7399 was published on 2017-01-04 and last updated on 2026-06-17.

References

Affected products (12)

cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.0.0:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.0.1:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.0.2:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.0.3:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.0.4:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.1.0:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.1.1:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.6.1.2:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.7.0.0:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.7.1.0:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:2.7.2.0:*:*:*:*:*:*:*
cpe:2.3:o:veritas:netbackup_appliance_firmware:3.0.0.0:*:*:*:*:*:*:*

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