Vulnerability CVE-2010-1161
Published: 2010-04-16   Modified: 2012-02-13

Description:
Race condition in GNU nano before 2.2.4, when run by root to edit a file that is not owned by root, allows local user-assisted attackers to change the ownership of arbitrary files via vectors related to the creation of backup files.

Type:

CWE-362

CVSS2 => (AV:L/AC:H/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.7/10
6.4/10
1.9/10
Exploit range
Attack complexity
Authentication
Local
High
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
GNU -> NANO 

 References:
http://www.securitytracker.com/id?1023891
http://www.openwall.com/lists/oss-security/2010/04/14/4
http://svn.savannah.gnu.org/viewvc/trunk/nano/ChangeLog?revision=4503&root=nano&view=markup
http://secunia.com/advisories/39444
http://lists.gnu.org/archive/html/nano-devel/2010-04/msg00000.html
http://drosenbe.blogspot.com/2010/03/nano-as-root.html
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