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Category:   Device (Embedded Server/Appliance)  >   Cisco Identity Services Engine Vendors:   Cisco
(Cisco Issues Advisory for Cisco Identity Services Engine) Glibc Buffer Overflow in __nss_hostname_digits_dots() Lets Remote and Local Users Execute Arbitrary Code
SecurityTracker Alert ID:  1031665
SecurityTracker URL:  http://securitytracker.com/id/1031665
CVE Reference:   CVE-2015-0235   (Links to External Site)
Date:  Jan 30 2015
Impact:   Execution of arbitrary code via local system, Execution of arbitrary code via network, User access via local system, User access via network
Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Glibc. A remote user can execute arbitrary code on the target system. A local user can obtain elevated privileges on the target system. Cisco Identity Services Engine is affected.

A remote or local user can send specially crafted data to trigger a buffer overflow in __nss_hostname_digits_dots() and execute arbitrary code on the target system. The code will run with the privileges of the target application or service using the glibc library.

The buffer overflow can be accessed via the various gethostbyname() functions.

Several Linux-based applications that use glibc are affected.

Qualys reported this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.

A local user can obtain elevated privileges on the target system.

Solution:   Cisco has issued an advisory for Cisco Identity Services Engine.

Cisco has assigned bug ID CSCus68798 to this vulnerability.

No solution was available at the time of this entry.

The Cisco advisory is available at:

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150128-ghost

Vendor URL:  www.gnu.org/software/libc/ (Links to External Site)
Cause:   Boundary error

Message History:   This archive entry is a follow-up to the message listed below.
Jan 27 2015 Glibc Buffer Overflow in __nss_hostname_digits_dots() Lets Remote and Local Users Execute Arbitrary Code



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