CVE-2010-2221Multiple buffer overflows in the iSNS implementation in isns.c in (1) Linux SCSI target framework (aka tgt or scsi-target-utils) before…
- 5.0MediumCVSS base score
- 5.3%Exploitation in 30 daysEPSS · top 7.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 29 days later
· 29 days later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 5.3% · top 7.3% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
References20
- http://scst.svn.sourceforge.net/viewvc/scst?view=revision&revision=1793 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20100702 TELUS Security Labs VR - iSCSI target Multiple Implementations iSNS Stack Buffer Overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- ADV-2010-1760 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20100702 TELUS Security Labs VR - iSCSI target Multiple Implementations iSNS Stack Buffer Overflow (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 65992 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- MDVSA-2010:131 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 65990 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 41327 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2010:0518 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 65991 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- [iscsitarget-devel] 20100701 [patch] fix iSNS bounds checking (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 40485 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [stgt] 20100701 1.0.6 released (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- SUSE-SR:2010:017 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=593877 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 40494 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://scst.svn.sourceforge.net/viewvc/scst/trunk/iscsi-scst/usr/isns.c?r1=1793&r2=1792&pathrev=1793 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2010-1786 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 1024175 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 40495 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-2237 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-2221)Record last updated .