CVE intelligence and bounded remediation
CVE-2018-16497 — In Versa Analytics, the cron jobs are used for scheduling tasks by executing commands at specific dates and times on the server
High
CVSS 7.8
In Versa Analytics, the cron jobs are used for scheduling tasks by executing commands at specific dates and times on the server. If the job is run as the user root, there is a potential privilege escalation vulnerability. In this case, the job runs a script as root that is writable by users who are members of the versa group.
- Severity
- High
- CVSS
- 7.8 (3.1)
- Published
- 2021-05-26
- CISA KEV
- Not currently listed
- Ecosystem
- software/application
- Weaknesses
- CWE-269
Affected products
- versa-networks / versa_analytics
Matched remediation archetype
Privilege escalation and unsafe privilege management
This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.
Check exposure
- Map service accounts, operating-system identities, roles, capabilities, impersonation, set-user transitions, and administrative helper paths.
- Determine whether untrusted users or lower-privilege processes can reach the affected transition or modify inputs it trusts.
- Review file, socket, registry, device, job, container, and cloud-role permissions used before and after privilege changes.
Remediate safely
- Apply the supported fix and redesign privileged operations as a minimal, authenticated, allowlisted interface.
- Drop privileges before processing untrusted input, verify the drop succeeds, and remove unnecessary roles, capabilities, and write permissions.
- Validate ownership and permissions at time of use and add explicit lower-to-higher privilege boundary tests.
Authoritative sources
Complete CVE record and remediation plan
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