JVNVU#96655201
Supermicro 製の IPMI に複数の脆弱性

ATEN のファームウェアを使用している Supermicro 製の Intelligent Platform Management Interface (IPMI) には、複数の脆弱性が存在します。

CERT/CC Vulnerability Note VU#648646 では、影響を受けるシステムとして、次の情報を掲載しています。

Firmware files (30): H8DGU_V250.zip, SMT_227.zip, SMT_236.zip, SMT_243.zip, SMT_250.zip, SMT_252.zip, SMT_255.zip, SMT_257.zip, SMT_SX_266.zip, SMT_V220.zip, SMT_X9_160.zip, SMT_X9_164.zip, SMT_X9_165.zip, SMT_X9_176.zip, SMT_X9_186.zip, SMT_X9_187.zip, SMT_X9_188.zip, SMT_X9_189.zip, SMT_X9_210.zip, SMT_X9_213.zip, SMT_X9_214.zip, SMT_X9_215.zip, SMT_X9_216.zip, SMT_X9_217.zip, SMT_X9_220.zip, SMT_X9_221.zip, SMT_X9_222.zip, SMT_X9_226.zip, SMT_X9_227.zip, SMT_X9DB3_V406.zip.

Names (73): IPMI_7SPA, IPMI_7SPE, IPMI_7SPT, IPMI_7SPT-DF-D525+, IPMI_8DG6, IPMI_8DGG, IPMI_8DGTH, IPMI_8DGT-HLF/HLIBQF, IPMI_8DGU, IPMI_8DGUL, IPMI_8DTL, IPMI_8DTN+, IPMI_8DTU+, IPMI_8SGL, IPMI_8SI6, IPMI_8SIA, IPMI_8SIL, IPMI_8SIT-F, IPMI_8SIT-HF, IPMI_8SIU, IPMI_8SME-F, IPMI_8SML-7/i(F), IPMI_9DAX-7/i(T)F, IPMI_9DAX-i/7F-HFT, IPMI_9DB3/i-(TP)F, IPMI_9DBL-iF/3F, IPMI_9DR3, IPMI_9DR7/E-TF+,IPMI_9DR7-LN4F, IPMI_9DRD-7LN4F-JBOD, IPMI_9DRD-IF, IPMI_9DRFF-(7), IPMI_9DRFF-7/i(T)+, IPMI_9DRFF-7/i(T)G+, IPMI_9DRFR, IPMI_9DRG, IPMI_9DRG-H, IPMI_9DRH, IPMI_9DRi,
IPMI_9DRi/3-LN4F+, IPMI_9DRL-3/iF, IPMI_9DRL-EF, IPMI_9DRT-F, IPMI_9DRT-H6, IPMI_9DRT-HF+, IPMI_9DRT-HF/HIBFF/HIBQF, IPMI_9DRW-3, IPMI_9DRW-7/iTPF+, IPMI_9DRW-7TPF, IPMI_9DRX, IPMI_9QR7/i, IPMI_9QR7-TF, IPMI_9SBAA-F, IPMI_9SCD, IPMI_9SCE-F, IPMI_9SCFF-F, IPMI_9SCI-LN4F, IPMI_9SCM, IPMI_9SCM-iiF, IPMI_9SPU-F, IPMI_9SRD-F, IPMI_9SRE/i-(3)F, IPMI_9SRG, IPMI_9SRL, IPMI_9SRW-F, IPMI_DTU4L, IPMI_H8DCL, IPMI_H8DCT, IPMI_H8DCT-H, IPMI_SCM, IPMI_X9DBU-3F/iF, IPMI_X9DR7/E-LN4F, IPMI_X9DRD-7LN4F.

Device models (135): X9SRW-F, X9SRL-F, X9SRG-F, X9SRE-3F, X9SRE-F, X9SRi-3F, X9SRi-F, X9SRD-F, X9SPU-F, X9SCM-iiF, X9SCL+-F, X9SCL-F, X9SCM-F, X9SCI-LN4F, X9SCFF-F, X9SCE-F, X9SCA-F, X9SCD-F, X9SBAA-F, X9QR7-TF, X9QR7-TF-JBOD, X9QRi-F, X9QR7-TF+, X9QRi-F+, X9DRX+-F, X9DRX+-F, X9DRW-iTPF, X9DRW-7TPF+, X9DRW-iTPF+, X9DRW-3LN4F+, X9DRW-3TF+, X9DRT-HF+, X9DRT-H6F, X9DRT-H6IBFF,
X9DRT-H6IBQF, X9DRT-F, X9DRT-IBFF, X9DRT-IBQF, X9DRL-EF, X9DRL-3F, X9DRL-iF, X9DRi-F, X9DRH-7F, X9DRH-7TF, X9DRH-iF, X9DRH-iTF, X9DRG-HF, X9DRG-HTF, X9DRG-HF+, X9DRG-HTF+, X9DRFR, X9DRFF,
X9DRFF-7, X9DRFF-7G+, X9DRFF-7TG+, X9DRFF-iG+, X9DRFF-iTG+, X9DRFF-7+, X9DRFF-7T+, X9DRFF-i+, X9DRFF-iT+, X9DRD-iF, X9DRD-7LN4F, X9DRD-EF, X9DRD-7JLN4F, X9DRD-7LN4F-JBOD, X9DR7-TF+, X9DRE-TF+, X9DR7-LN4F, X9DRE-LN4F, X9DR7-LN4F-JBOD, X9DR3-LN4F+, X9DRi-LN4F+, X9DR3-F, X9DBU-3F, X9DBU-iF, X9DBL-3F, X9DBL-iF, X9DB3-F, X9DB3-TPF, X9DBi-F, X9DBi-TPF, X9DAX-7F, X9DAX-7TF, X9DAX-iF, X9DAX-iTF, X9DAX-7F-HFT, X9DAX-iF-HFT, X8SIU-F, X8SIT-HF, X8SIT-F, X8SIL-F, X8SIA-F, X8SI6-F, X8SIE-F, X8SIE-LN4F, X8DTU-LN4F+, X8DTU-LN4F+-LR, X8DTU-6F+, X8DTU-6F+-LR, X8DTU-6TF+, X8DTU-6TF+-LR, X8DTN+-F, X8DTN+-F-LR, X8DTL-3F, X8DTL-6F, X8DTL-IF, X7SPT-DF-D525, X7SPT-DF-D525+, X7SPA-HF, X7SPA-HF-D525, X7SPE-H-D525, X7SPE-HF, X7SPE-HF-D525, H8SML-7, H8SML-7F, H8SML-i,
H8SML-iF, H8SME-F, H8SGL-F, H8SCM-F, H8DGU-LN4F+, H8DGU-F, H8DGT-HLF, H8DGT-HLIBQF, H8DGT-HF, H8DGT-HIBQF, H8DGG-QF, H8DG6-F, H8DGi-F, H8DCT-HIBQF, H8DCT-HLN4F, H8DCT-F, H8DCT-IBQF, H8DCL-6F, H8DCL-iF.

ATEN のファームウェアを使用している Supermicro 製の IPMI には、スタックバッファオーバーフロー (CWE-121)、不適切な入力確認 (CWE-20)、権限昇格 (CWE-269) の脆弱性が存在します。

遠隔の第三者によって、センシティブな情報を取得されたり、サービス運用妨害 (DoS) 攻撃を受けたり、任意のコードを実行されたりする可能性があります。

2013年9月2日現在、対策方法は不明です。

ワークアラウンドを実施する
以下の回避策を適用することで、本脆弱性の影響を軽減することが可能です。

• IPMI に関するトラフィックを制限する