VDB

DEBIAN-CVE-2020-27840

DEBIAN-CVE-2020-27840 PUBLISHED CVSS 7.5 HIGH

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.

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:14samba0, 0, 0
Debian:13samba0, 0, 0
Debian:11samba*, *, *
Debian:11ldb0, 0, 0
Debian:12samba0, 0, 0

Timeline

  • May 12, 2021 CVE Published
  • Apr 28, 2026 CVE Updated
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