Vulnerability CVE-2010-2221
Published: 2010-07-08   Modified: 2012-02-13

Description:
Multiple buffer overflows in the iSNS implementation in isns.c in (1) Linux SCSI target framework (aka tgt or scsi-target-utils) before 1.0.6, (2) iSCSI Enterprise Target (aka iscsitarget or IET) 1.4.20.1 and earlier, and (3) Generic SCSI Target Subsystem for Linux (aka SCST or iscsi-scst) 1.0.1.1 and earlier allow remote attackers to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via (a) a long iSCSI Name string in an SCN message or (b) an invalid PDU.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
ZAAL -> TGT 
Vladislav bolkhovitin -> Generic scsi target subsystem 
Arne redlich & ross walker -> Iscsitarget 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=593877
http://www.vupen.com/english/advisories/2010/1786
http://www.vupen.com/english/advisories/2010/1760
http://www.securitytracker.com/id?1024175
http://www.securityfocus.com/bid/41327
http://www.redhat.com/support/errata/RHSA-2010-0518.html
http://www.osvdb.org/65992
http://www.osvdb.org/65991
http://www.osvdb.org/65990
http://www.mandriva.com/security/advisories?name=MDVSA-2010:131
http://sourceforge.net/mailarchive/forum.php?thread_name=E2BB8074E5500C42984D980D4BD78EF904075006%40MFG-NYC-EXCH2.mfg.prv&forum_name=iscsitarget-devel
http://secunia.com/advisories/40495
http://secunia.com/advisories/40494
http://secunia.com/advisories/40485
http://scst.svn.sourceforge.net/viewvc/scst?view=revision&revision=1793
http://scst.svn.sourceforge.net/viewvc/scst/trunk/iscsi-scst/usr/isns.c?r1=1793&r2=1792&pathrev=1793
http://lists.wpkg.org/pipermail/stgt/2010-July/003858.html
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
http://archives.neohapsis.com/archives/fulldisclosure/2010-07/0058.html
http://archives.neohapsis.com/archives/bugtraq/2010-07/0022.html
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