CVE-2015-7560
medium
CVSS v3
6.5
VIR risk
6.5
Description
The 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.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | 7.0 | affected | |
| debian | 8.0 | affected | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 15.10 | affected | |
| debian | bookworm | fixed | 2:4.3.6+dfsg-1 |
| debian | bullseye | fixed | 2:4.3.6+dfsg-1 |
| debian | forky | fixed | 2:4.3.6+dfsg-1 |
| debian | sid | fixed | 2:4.3.6+dfsg-1 |
| debian | trixie | fixed | 2:4.3.6+dfsg-1 |
References
- https://www.suse.com/security/cve/CVE-2015-7560.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178730.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178764.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00063.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00065.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00081.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00090.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00092.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html
- http://www.debian.org/security/2016/dsa-3514
- http://www.securityfocus.com/bid/84267
- http://www.securitytracker.com/id/1035220
- http://www.ubuntu.com/usn/USN-2922-1
- https://bugzilla.samba.org/show_bug.cgi?id=11648
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05121842
- https://www.samba.org/samba/security/CVE-2015-7560.html
- https://security-tracker.debian.org/tracker/CVE-2015-7560
CWEs
CWE-284
💬 Discuss CVE-2015-7560 on VIR Community →
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.