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.
総合評価: CVE-2010-2221 は中リスク（51/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 5.35%、92 パーセンタイル） 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置（高いほど相対的に深刻）を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 6.42% | 5.35% | -1.07% |
| 2 | 2026-04-12 | 6.08% | 6.42% | +0.34% |
| 3 | 2025-03-30 | — | 6.08% | — |
EPSS の全履歴 （全 14 件）
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2010-2221 |
ubuntu
|
medium | CVE-2010-2221 medium priority: Ubuntu including 2 source packages (iscsitarget, tgt), 46 status rows across 23 suites (artful, bionic, cosmic, dapper, hardy, jaunty, karmic, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 18, not-affected 17, DNE 8, released 3. | https://ubuntu.com/security/CVE-2010-2221 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| zaal | tgt | <= 1.0.5 | cpe:2.3:a:zaal:tgt:*:*:*:*:*:*:*:* |
| zaal | tgt | 0.9.5 | cpe:2.3:a:zaal:tgt:0.9.5:*:*:*:*:*:*:* |
| zaal | tgt | 1.0.0 | cpe:2.3:a:zaal:tgt:1.0.0:*:*:*:*:*:*:* |
| zaal | tgt | 1.0.1 | cpe:2.3:a:zaal:tgt:1.0.1:*:*:*:*:*:*:* |
| zaal | tgt | 1.0.2 | cpe:2.3:a:zaal:tgt:1.0.2:*:*:*:*:*:*:* |
| zaal | tgt | 1.0.3 | cpe:2.3:a:zaal:tgt:1.0.3:*:*:*:*:*:*:* |
| zaal | tgt | 1.0.4 | cpe:2.3:a:zaal:tgt:1.0.4:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | <= 1.4.20 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:*:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.1.0 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.1.0:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.0 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.0:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.1 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.1:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.2 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.2:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.3 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.3:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.4 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.4:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.5 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.5:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.2.6 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.2.6:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.0 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.0:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.1 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.1:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.2 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.2:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.3 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.3:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.4 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.4:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.5 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.5:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.6 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.6:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.7 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.7:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.3.8 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.3.8:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.0 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.0:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.1 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.1:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.2 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.2:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.3 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.3:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.4 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.4:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.5 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.5:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.6 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.6:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.7 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.7:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.8 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.8:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.9 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.9:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.10 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.10:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.11 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.11:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.12 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.12:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.13 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.13:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.14 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.14:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.15 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.15:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.16 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.16:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 0.4.17 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:0.4.17:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 1.4.18 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:1.4.18:*:*:*:*:*:*:* |
| arne_redlich_\&_ross_walker | iscsitarget | 1.4.19 | cpe:2.3:a:arne_redlich_\&_ross_walker:iscsitarget:1.4.19:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | <= 1.0.1 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:*:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.0a | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.0a:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.1 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.1:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.2 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.2:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.3 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.3:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.3 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.3:pre1:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.3 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.3:pre2:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.3 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.3:pre4:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.4 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.4:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.5 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.5:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.5.1 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.5.1:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 0.9.5.2 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:0.9.5.2:*:*:*:*:*:*:* |
| vladislav_bolkhovitin | generic_scsi_target_subsystem | 1.0.0 | cpe:2.3:a:vladislav_bolkhovitin:generic_scsi_target_subsystem:1.0.0:*:*:*:*:*:*:* |