CVE-2010-2221
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 5.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 5.3% in the next 30 days (EPSS).
- Severity: 5.0 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 5.3% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Zaal Tgt ≤ 1.0.5
- Zaal Tgt 0.9.5
- Zaal Tgt 1.0.0
- Zaal Tgt 1.0.1
- Zaal Tgt 1.0.2
- Zaal Tgt 1.0.3
- Zaal Tgt 1.0.4
- Arne Redlich \& Ross Walker Iscsitarget ≤ 1.4.20
Attack profile CVSS 2.0 · 5.0
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Partial
Raw vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2010-2221.md and follow it. Check whether this project is affected by CVE-2010-2221. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://secunia.com/advisories/40485
- http://secunia.com/advisories/40494
- http://secunia.com/advisories/40495
- http://secunia.com/advisories/40485
- http://secunia.com/advisories/40494
- http://secunia.com/advisories/40495
References
- http://archives.neohapsis.com/archives/bugtraq/2010-07/0022.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-07/0058.html
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
- http://lists.wpkg.org/pipermail/stgt/2010-July/003858.html
- http://scst.svn.sourceforge.net/viewvc/scst/trunk/iscsi-scst/usr/isns.c?r1=1793&r2=1792&pathrev=1793
- http://scst.svn.sourceforge.net/viewvc/scst?view=revision&revision=1793
- http://secunia.com/advisories/40485
- http://secunia.com/advisories/40494
- http://secunia.com/advisories/40495
- http://sourceforge.net/mailarchive/forum.php?thread_name=E2BB8074E5500C42984D980D4BD78EF904075006%40MFG-NYC-EXCH2.mfg.prv&forum_name=iscsitarget-devel
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:131
- http://www.osvdb.org/65990
- http://www.osvdb.org/65991
- http://www.osvdb.org/65992
- http://www.redhat.com/support/errata/RHSA-2010-0518.html
- http://www.securityfocus.com/bid/41327
- http://www.securitytracker.com/id?1024175
- http://www.vupen.com/english/advisories/2010/1760
- http://www.vupen.com/english/advisories/2010/1786
- https://bugzilla.redhat.com/show_bug.cgi?id=593877
- http://archives.neohapsis.com/archives/bugtraq/2010-07/0022.html
- http://archives.neohapsis.com/archives/fulldisclosure/2010-07/0058.html
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
- http://lists.wpkg.org/pipermail/stgt/2010-July/003858.html
- http://scst.svn.sourceforge.net/viewvc/scst/trunk/iscsi-scst/usr/isns.c?r1=1793&r2=1792&pathrev=1793