Multiple format string vulnerabilities in isns.c in (1) Linux SCSI target framework (aka…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Partial Red Hat: 1 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-134 and the CVSS impact.
Summary
Multiple format string vulnerabilities in isns.c in (1) Linux SCSI target framework (aka tgt or scsi-target-utils) 1.0.3, 0.9.5, and earlier and (2) iSCSI Enterprise Target (aka iscsitarget) 0.4.16 allow remote attackers to cause a denial of service (tgtd daemon crash) or possibly have unspecified other impact via vectors that involve the isns_attr_query and qry_rsp_handle functions, and are related to (a) client appearance and (b) client disappearance messages.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zaal:tgt:*:*:*:*:*:*:*:* | up to 0.9.5 | Vulnerable | Zaal |
| cpe:2.3:a:zaal:tgt:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | Zaal |
| cpe:2.3:a:iscsitarget:iscsitarget:0.4.16:*:*:*:*:*:*:* | 0.4.16 | Vulnerable | Iscsitarget |
- cpe:2.3:a:zaal:tgt:*:*:*:*:*:*:*:* Versions up to 0.9.5 Vulnerable ·Zaal
- cpe:2.3:a:zaal:tgt:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·Zaal
- cpe:2.3:a:iscsitarget:iscsitarget:0.4.16:*:*:*:*:*:*:* Versions 0.4.16 Vulnerable ·Iscsitarget
Remediation
Red Hat 1 advisory
- RHSA-2010:0362 Released 2010-04-20 · Red Hat rating Importantscsi-target-utils security update
- Red Hat Enterprise Linux Cluster-Storage (v. 5 server) scsi-target-utils-0.0-6.20091205snap.el5_5.2, scsi-target-utils-0.0-6.20091205snap.el5_5.2.i386, scsi-target-utils-0.0-6.20091205snap.el5_5.2.ia64 +1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix yet |
| Red Hat Enterprise Linux Cluster-Storage (v. 5 server) | Fixed | RHSA-2010:0362 |
Not affected: 1 product
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2010-0743
- 2026-10-03 Alias added: GHSA-jq32-jqvq-vqv9
References
Advisory 3
Sources
- CVE-2010-0743 · CVE Program
- CVE-2010-0743 · NVD
- FIRST EPSS
- GHSA-jq32-jqvq-vqv9 · GitHub Advisory Database · CC BY 4.0
- CVE-2010-0743 · Red Hat security data · CC BY 4.0
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