How severe is CVE-2015-6552?

CVE-2015-6552 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-2015-6552 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6552?

CVE-2015-6552 primarily affects Veritas Netbackup Appliance. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-6552?

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-2015-6552 published?

CVE-2015-6552 was published on 2016-05-07 and last updated on 2026-06-17.

CVE-2015-6552

CVE-2015-6552 is a critical-severity vulnerability in Veritas Netbackup Appliance 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-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Veritas Netbackup Appliance
Published: 2016-05-07
Last modified: 2026-06-17

Description

The management-services protocol implementation in Veritas NetBackup 7.x through 7.5.0.7, 7.6.0.x through 7.6.0.4, 7.6.1.x through 7.6.1.2, and 7.7.x before 7.7.2 and NetBackup Appliance through 2.5.4, 2.6.0.x through 2.6.0.4, 2.6.1.x through 2.6.1.2, and 2.7.x before 2.7.2 allows remote attackers to make arbitrary RPC calls via unspecified vectors.

Frequently asked questions

What is CVE-2015-6552?: The management-services protocol implementation in Veritas NetBackup 7.x through 7.5.0.7, 7.6.0.x through 7.6.0.4, 7.6.1.x through 7.6.1.2, and 7.7.x before 7.7.2 and NetBackup Appliance through 2.5.4, 2.6.0.x through 2.6.0.4, 2.6.1.x through 2.6.1.2, and 2.7.x before 2.7.2 allows remote attackers to make arbitrary RPC calls via unspecified vectors.
How severe is CVE-2015-6552?: CVE-2015-6552 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-2015-6552 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6552?: CVE-2015-6552 primarily affects Veritas Netbackup Appliance. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-6552?: 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-2015-6552 published?: CVE-2015-6552 was published on 2016-05-07 and last updated on 2026-06-17.

References

Affected products (37)

cpe:2.3:a:veritas:netbackup_appliance:1.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:1.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:1.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.0:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.5:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.5.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.0.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.0.4:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.6.1.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup_appliance:2.7.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.0:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.4:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.5:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.6:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.5.0.7:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.6.0.3:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.6.0.4:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.6.1.2:*:*:*:*:*:*:*
cpe:2.3:a:veritas:netbackup:7.7.1:*:*:*:*:*:*:*

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