CVE-2010-0926

Description

The default configuration of smbd in Samba before 3.3.11, 3.4.x before 3.4.6, and 3.5.x before 3.5.0rc3, when a writable share exists, allows remote authenticated users to leverage a directory traversal vulnerability, and access arbitrary files, by using the symlink command in smbclient to create a symlink containing .. (dot dot) sequences, related to the combination of the unix extensions and wide links options.

Category

3.5
CVSS
Severity: Low
CVSS 2.0 •
EPSS 37.09% Top 5%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory samba.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://marc.info/?l=samba-technical&m=126555346721629&w=2 mailing list
http://secunia.com/advisories/39317 third party advisory
http://www.openwall.com/lists/oss-security/2010/02/06/3 mailing list
http://marc.info/?l=samba-technical&m=126549111204428&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540376915283&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540539117328&w=2 mailing list
http://www.openwall.com/lists/oss-security/2010/03/05/3 mailing list
http://blog.metasploit.com/2010/02/exploiting-samba-symlink-traversal.html
http://marc.info/?l=samba-technical&m=126540477016522&w=2 mailing list
http://archives.neohapsis.com/archives/fulldisclosure/2010-02/0107.html mailing list
http://marc.info/?l=samba-technical&m=126540248613395&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540290614053&w=2 mailing list
http://marc.info/?l=full-disclosure&m=126538598820903&w=2 mailing list
http://marc.info/?l=samba-technical&m=126548356728379&w=2 mailing list
http://marc.info/?l=oss-security&m=126545363428745&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540475116511&w=2 mailing list
http://marc.info/?l=samba-technical&m=126539387432412&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540695819735&w=2 mailing list
http://gitweb.samba.org/?p=samba.git%3Ba=commit%3Bh=bd269443e311d96ef495a9db47d1b95eb83bb8f4
http://marc.info/?l=oss-security&m=126777580624790&w=2 mailing list
http://archives.neohapsis.com/archives/fulldisclosure/2010-02/0083.html mailing list
http://lists.opensuse.org/opensuse-security-announce/2010-04/msg00001.html vendor advisory
http://www.samba.org/samba/news/symlink_attack.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html vendor advisory
http://marc.info/?l=samba-technical&m=126547903723628&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540011609753&w=2 mailing list
https://bugzilla.samba.org/show_bug.cgi?id=7104
http://marc.info/?l=oss-security&m=126539592603079&w=2 mailing list
http://marc.info/?l=oss-security&m=126540733320471&w=2 mailing list
http://archives.neohapsis.com/archives/fulldisclosure/2010-02/0108.html mailing list
http://marc.info/?l=samba-technical&m=126540608318301&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540100511357&w=2 mailing list
http://marc.info/?l=samba-technical&m=126540277713815&w=2 mailing list
http://marc.info/?l=oss-security&m=126540402215620&w=2 mailing list
https://bugzilla.redhat.com/show_bug.cgi?id=562568

Frequently Asked Questions

What is the severity of CVE-2010-0926?
CVE-2010-0926 has been scored as a low severity vulnerability.
How to fix CVE-2010-0926?
To fix CVE-2010-0926, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-0926 being actively exploited in the wild?
It is possible that CVE-2010-0926 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~37% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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