How severe is CVE-2015-6550?

CVE-2015-6550 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-2015-6550 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6550?

CVE-2015-6550 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-2015-6550?

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-2015-6550 published?

CVE-2015-6550 was published on 2016-05-07 and last updated on 2026-06-17.

CVE-2015-6550

CVE-2015-6550 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: 3% (85th 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

bpcd 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 execute arbitrary commands via crafted input.

Frequently asked questions

What is CVE-2015-6550?: bpcd 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 execute arbitrary commands via crafted input.
How severe is CVE-2015-6550?: CVE-2015-6550 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-2015-6550 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6550?: CVE-2015-6550 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-2015-6550?: 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-2015-6550 published?: CVE-2015-6550 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:*:*:*:*:*:*:*

More vulnerabilities in Veritas Netbackup Appliance

CVE-2022-36992 — Critical (CVSS 9.9): An issue was discovered in Veritas NetBackup 8.1.x through 8.1.2, 8.2, 8.3.x through 8.3.0.2, 9.x through 9.0.0.1, and…
CVE-2024-28222 — Critical (CVSS 9.8): In Veritas NetBackup before 8.1.2 and NetBackup Appliance before 3.1.2, the BPCD process inadequately validates the…
CVE-2022-22965 — Critical (CVSS 9.8): A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data…
CVE-2017-8859 — Critical (CVSS 9.8): In Veritas NetBackup Appliance 3.0 and earlier, unauthenticated users can execute arbitrary commands as root.
CVE-2017-8858 — Critical (CVSS 9.8): In Veritas NetBackup 8.0 and earlier and NetBackup Appliance 3.0 and earlier, there is unauthenticated privileged…
CVE-2017-8857 — Critical (CVSS 9.8): In Veritas NetBackup 8.0 and earlier and NetBackup Appliance 3.0 and earlier, there is unauthenticated file copy and…

All CVEs affecting Veritas Netbackup Appliance →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-76607 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Missing ACL check in download element in Fabrik < 4.7.3 - ???.
CVE-2026-20315 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-70921 — Critical (CVSS 10.0): Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The…
CVE-2026-66803 — Critical (CVSS 10.0): Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code over a network.
CVE-2026-58630 — Critical (CVSS 10.0): Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-60358 — Critical (CVSS 10.0): Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).…

Browse all CWE-284 (Improper Access Control) vulnerabilities →