Sensitive information in log files in Dell NetWorker
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-532.
Summary
Dell EMC NetWorker, 18.x, 19.1.x, 19.2.x 19.3.x, 19.4 and 19.4.0.1, contains an Information Disclosure vulnerability. A local administrator of the gstd system may potentially exploit this vulnerability to read LDAP credentials from local logs and use the stolen credentials to make changes to the network domain.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA NetWorker (Dell) Fixed in 19.4.0.2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Dell NetWorker 19.4.0.2
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2021-04644 Improper certificate validation in Dell NetWorkerPriority LOW 30
Timeline
- 2026-10-02 Threatist record created from CVE-2021-21558
- 2026-10-03 Alias added: GHSA-mp65-cj4x-x9fq
References
More Dell Emc Networker vulnerabilities
- TI-2017-05620 EMC Networker Remote Code Execution Vulnerability CVSS 3.0CRITICAL 9.8
- TI-2023-10194 Code injection in Dell NetWorker, NVE CVSS 3.1CRITICAL 9.8
- TI-2018-01129 Memory corruption in Dell EMC NetWorker CVSS 3.0HIGH 7.5
- TI-2018-07836 Cleartext transmission of sensitive information in Dell EMC Networker CVSS 3.0HIGH 8.8
- TI-2023-10847 Information disclosure in Dell NetWorker, NVE CVSS 3.1HIGH 7.5
- TI-2023-10186 Information disclosure in Dell NetWorker, NVE CVSS 3.1HIGH 7.5
Sources
- CVE-2021-21558 · CVE Program
- CVE-2021-21558 · NVD
- FIRST EPSS
- GHSA-mp65-cj4x-x9fq · GitHub Advisory Database · CC BY 4.0
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