CVE-2010-2221

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-07-08 · updated 2026-06-16
Weakness: CWE-119

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.

Affected products

Arne Redlich & Ross Walker Iscsitarget: through 1.4.20; 0.1.0, 0.2.0, 0.2.1, 0.2.2, 0.2.3, 0.2.4 (+31)
Vladislav Bolkhovitin Generic Scsi Target Subsystem: through 1.0.1; 0.9.0a, 0.9.1, 0.9.2, 0.9.3, 0.9.3-pre1, 0.9.3-pre2 (+6)
Zaal Tgt: through 1.0.5; 0.9.5, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4

References

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