cve.bz

CVE-2020-27840

7.5 highEPSS 3.8%

High (7.5). EPSS 3.8% chance of exploitation in the next 30 days.

A flaw was found in samba. Spaces used in a string around a domain name (DN), while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash. The highest threat from this vulnerability is to system availability.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
3.8% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE
CWE-125
Published
Modified
Record from
the NVD, synced

Affected

References

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