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CVE-2021-21558

MEDIUMCVSS 4.4/10EPSS 0.25%

Last modified

CVE-2021-21558 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. 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.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
4.4/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.25%

16.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DellEmc Networker>= 18.1.0.1, < 19.4.0.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21558?
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.
How severe is CVE-2021-21558?
CVE-2021-21558 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21558?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21558?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST