Security readout for executives and security teams
Plain-English summary
CVE-2022-36998 can let an authenticated NetBackup Client user crash a vulnerable NetBackup Primary server. This affects backup infrastructure availability, not data confidentiality or integrity based on the provided sources.
Executive priority
Treat as a backup resilience issue. It is not reported as data theft or ransomware-enabling, but disruption to backup services can materially affect recovery readiness.
Technical view
The CVE describes a remotely triggerable stack-based buffer overflow from an authenticated NetBackup Client to the NetBackup Primary server. Impact is denial of service, with CVSS 3.1 score 6.3 and vector AV:N/PR:L/AC:H/S:C/C:N/I:N/A:H.
Likely exposure
Organizations running 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, or 9.1.x through 9.1.0.1 may be exposed.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Exploitation requires authenticated access to a NetBackup Client and high attack complexity.
Researcher notes
Evidence is limited to CVE metadata and the Veritas advisory reference. The affected field in the bundle is generic, so version ranges from the CVE description should drive triage until vendor guidance is reviewed.
Mitigation direction
- Review Veritas VTS22-004 for official affected and fixed version guidance.
- Prioritize vendor-directed remediation for vulnerable NetBackup Primary servers.
- Restrict NetBackup Client access to trusted hosts and authorized accounts.
- Monitor Primary server crashes, service restarts, and backup availability failures.
Validation and detection
- Inventory NetBackup Primary and Client versions across backup environments.
- Compare installed versions against the CVE affected ranges.
- Review who has authenticated access to NetBackup Clients.
- Check logs for unexplained Primary server crashes or service restarts.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2022-36998 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AC:H/AV:N/A:H/C:N/I:N/PR:L/S:C/UI:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AC:H/AV:N/A:H/C:N/I:N/PR:L/S:C/UI:N1.84Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.3MediumVector: CVSS:3.1/AC:H/AV:N/A:H/C:N/I:N/PR:L/S:C/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.veritas.com/content/support/en_US/security/VTS22-004#m3CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.