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複数のシーメンス製品における境界外書き込みに関する脆弱性
Title 複数のシーメンス製品における境界外書き込みに関する脆弱性
Summary

複数のシーメンス製品には、境界外書き込みに関する脆弱性が存在します。

Possible impacts 情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。
Solution

ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。

Publication Date April 13, 2021, midnight
Registration Date Dec. 28, 2021, 2:35 p.m.
Last Update Dec. 28, 2021, 2:35 p.m.
CVSS3.0 : 緊急
Score 9.8
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS2.0 : 危険
Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected System
シーメンス
SCALANCE X200-4PIRT ファームウェア 5.5.1 未満
SCALANCE X201-3P IRT PRO ファームウェア 5.5.1 未満
SCALANCE X201-3PIRT ファームウェア 5.5.1 未満
SCALANCE X202-2IRT ファームウェア 5.5.1 未満
SCALANCE X202-2P IRT PRO ファームウェア 5.5.1 未満
SCALANCE X204 IRT PRO ファームウェア 5.5.1 未満
SCALANCE X204 IRT ファームウェア 5.5.1 未満
SCALANCE X204-2 ファームウェア 5.2.5 未満
SCALANCE X204-2FM ファームウェア 5.2.5 未満
SCALANCE X204-2LD ファームウェア 5.2.5 未満
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
ベンダー情報
その他
Change Log
No Changed Details Date of change
1 [2021年12月28日]
  掲載		 Dec. 28, 2021, 2:35 p.m.
NVD Vulnerability Information
CVE-2021-25668
Summary

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the webserver may result in write out of bounds in heap. An attacker might leverage this to cause denial-of-service on the device and potentially remotely execute code.

Publication Date April 23, 2021, 6:15 a.m.
Registration Date April 23, 2021, 10:04 a.m.
Last Update Nov. 21, 2024, 2:55 p.m.
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x200-4p_irt:-:*:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:*
Configuration3 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:*
Configuration4 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:*
Configuration5 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:*
Configuration6 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:*
Configuration7 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:*
Configuration8 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:*
Configuration9 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:*
Configuration10 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:*
Configuration11 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:*
Configuration12 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:*
Configuration13 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:*
Configuration14 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:*
Configuration15 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:*
Configuration16 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:*
Configuration17 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:*
Configuration18 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:*
Configuration19 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:*
Configuration20 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:*
Configuration21 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_xf201-3p_irt:-:*:*:*:*:*:*:*
Configuration22 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_xf202-2p_irt:-:*:*:*:*:*:*:*
Configuration23 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:*
Configuration24 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf204_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_xf204_irt:-:*:*:*:*:*:*:*
Configuration25 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:*
Configuration26 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_xf204-2ba_irt:-:*:*:*:*:*:*:*
Configuration27 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:*
Configuration28 or higher or less more than less than
cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* 5.2.5
execution environment
1 cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:*
Configuration29 or higher or less more than less than
cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:* 5.5.1
execution environment
1 cpe:2.3:h:siemens:scalance_x202-2p_irt:-:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List