CVE-2015-7560

NameCVE-2015-7560
DescriptionThe SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3514-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
samba (PTS)wheezy2:3.6.6-6+deb7u7fixed
wheezy (security)2:3.6.6-6+deb7u14fixed
jessie2:4.2.14+dfsg-0+deb8u6fixed
jessie (security)2:4.2.14+dfsg-0+deb8u8fixed
stretch2:4.5.12+dfsg-2fixed
stretch (security)2:4.5.8+dfsg-2+deb9u2fixed
buster, sid2:4.6.7+dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
sambasource(unstable)2:4.3.6+dfsg-1medium
sambasourcejessie2:4.1.17+dfsg-2+deb8u2mediumDSA-3514-1
sambasourcewheezy2:3.6.6-6+deb7u7mediumDSA-3514-1

Notes

https://www.samba.org/samba/security/CVE-2015-7560.html

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