CVE-2010-1160

low

Description

GNU nano before 2.2.4 does not verify whether a file has been changed before it is overwritten in a file-save operation, which allows local user-assisted attackers to overwrite arbitrary files via a symlink attack on an attacker-owned file that is being edited by the victim.

References

http://drosenbe.blogspot.com/2010/03/nano-as-root.html

http://lists.gnu.org/archive/html/nano-devel/2010-04/msg00000.html

http://secunia.com/advisories/39444

http://svn.savannah.gnu.org/viewvc/trunk/nano/ChangeLog?revision=4503&root=nano&view=markup

http://www.openwall.com/lists/oss-security/2010/04/14/4

http://www.securitytracker.com/id?1023891

Details

Source: MITRE

Published: 2010-04-16

Updated: 2010-06-07

Type: CWE-59

Risk Information

CVSS v2

Base Score: 1.9

Vector: AV:L/AC:M/Au:N/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW