Access Restriction Bypass Affecting samba package, versions <3.0.26-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-DEBIAN10-SAMBA-357549
  • published14 Sept 2007
  • disclosed14 Sept 2007

Introduced: 14 Sep 2007

CVE-2007-4138  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Debian:10 samba to version 3.0.26-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba package and not the samba package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

The Winbind nss_info extension (nsswitch/idmap_ad.c) in idmap_ad.so in Samba 3.0.25 through 3.0.25c, when the "winbind nss info" option is set to rfc2307 or sfu, grants all local users the privileges of gid 0 when the (1) RFC2307 or (2) Services for UNIX (SFU) primary group attribute is not defined.

CVSS Scores

version 3.1