CVE-2017-6403

CRITICAL

An issue was discovered in Veritas NetBackup Before 8.0 and NetBackup Appliance Before 3.0. NetBackup Cloud Storage Service uses a hardcoded username and password.

Affects 3 products across 1 vendor.

CVSS 3.09.8
EPSS26.7%
Percentile98th
PatchPatched
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-798: Use of Hard-Coded Credentials

Software contains embedded passwords or keys that cannot be changed by the administrator.

Related Attack Patterns (CAPEC)
CAPEC-70 Try Common or Default Usernames and Passwords
via CWE-798
CAPEC-191 Read Sensitive Constants Within an Executable
via CWE-798

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2017. A critical vulnerability affects Veritas systems (CVE-2017-6403). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2017-GLOBAL-120467-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2017-6403?
This vulnerability was disclosed in 2017. A critical vulnerability affects Veritas systems (CVE-2017-6403). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2017-6403?
CVE-2017-6403 has CVSS 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 26.7%.
Is CVE-2017-6403 actively exploited?
No confirmed active exploitation of CVE-2017-6403 as of 2026-05-30.
How do I remediate CVE-2017-6403?
Priority: MEDIUM. Advisory: https://www.veritas.com/content/support/en_US/security/VTS17-003.html#Issue10 PSIRT: [email protected]
What systems are affected by CVE-2017-6403?
CVE-2017-6403 affects Veritas Netbackup, Netbackup Appliance.
Vulnerability Details
CVE IDCVE-2017-6403
BSIDBS-2017-GLOBAL-120467-C BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2017-03-02
Last Modified2026-05-13
ICS Relevance15%
Weakness (CWE)
Use of Hard-Coded Credentials
SourceNVD
Official Description

An issue was discovered in Veritas NetBackup Before 8.0 and NetBackup Appliance Before 3.0. NetBackup Cloud Storage Service uses a hardcoded username and password.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: An issue was discovered in Veritas NetBackup Before 8.0 and NetBackup Appliance Before 3.0. NetBackup Cloud Storage Service uses a hardcoded username and password. CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Exploitation Likelihood: LOW

Affected Products
VendorProductAffected Versions
Veritas Netbackup ≤ 8.0
Veritas Netbackup Appliance (device & firmware) ≤ 3.0
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 3515 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hashbe1d7729c40e8e62d1840451e1fc210c9287fe17fbd13d2843272db463f160fe12d7d99109d6b55a4fa57b4c0ff27b58f0e06cef1a2abcac90e30105055ff430
Related CVEs affecting Veritas
CVE-2003-1361 10.0 Unknown vulnerability in VERITAS Bare Metal Restore (BMR) of Tivoli Storage M... CVE-2015-6550 9.8 bpcd in Veritas NetBackup 7.x through 7.5.0.7, 7.6.0.x through 7.6.0.4, 7.6.1... CVE-2016-7399 9.8 scripts/license.pl in Veritas NetBackup Appliance 2.6.0.x through 2.6.0.4, 2.... CVE-2015-6552 9.8 The management-services protocol implementation in Veritas NetBackup 7.x thro... CVE-2017-6409 9.8 An issue was discovered in Veritas NetBackup 8.0 and earlier and NetBackup Ap...
View all Veritas CVEs →

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