NVD Vulnerability Detail
Search Exploit, PoC
CVE-2012-4737
Summary

channels/chan_iax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certain uses of peer credentials, which allows remote authenticated users to bypass intended outbound-call restrictions by leveraging the availability of these credentials.

Publication Date Aug. 31, 2012, 11:55 p.m.
Registration Date Jan. 28, 2021, 3:03 p.m.
Last Update Nov. 21, 2024, 10:43 a.m.
CVSS2.0 : MEDIUM
Score 6.0
Vector AV:N/AC:M/Au:S/C:P/I:P/A:P
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 中
攻撃前の認証要否(Au) 単一
機密性への影響(C) 低
完全性への影響(I) 低
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:digium:asterisk:1.8.3:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:rc5:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.11.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.2.4:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:beta2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.6.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.1.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:rc4:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.7.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.13.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:beta4:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.13.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.15.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:rc5:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4.4:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.7.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.12:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.5.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.13.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.12.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.12.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:beta3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:beta5:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.12.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.12.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.7.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.0:rc4:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.15.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.6.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.14.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.2.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.11.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.11.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.14.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.3.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.2.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.1:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.11.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.2.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.14.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:beta1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.13.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.6.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.0:rc4:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.10.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.5:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.5:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.9.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.4.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.8.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:1.8.6.0:rc1:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:a:digium:asterisk:10.2.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.3.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.5.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.5.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.5.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.5.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.2.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.2.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.3.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.2.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.2.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:beta1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.3.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.1.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.7.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.3.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.2.0:rc4:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.4.0:rc3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.7.0:rc1:*:*:*:*:*:*
Configuration3 or higher or less more than less than
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert2:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert5:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert6:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert1:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert3:*:*:*:*:*:*
cpe:2.3:a:digium:certified_asterisk:1.8.11:cert4:*:*:*:*:*:*
Configuration4 or higher or less more than less than
cpe:2.3:a:digium:asterisk:10.7.0:*:digiumphones:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.5.2:*:digiumphones:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.1:*:digiumphones:*:*:*:*:*
cpe:2.3:a:digium:asterisk:10.6.0:*:digiumphones:*:*:*:*:*
Configuration5 or higher or less more than less than
cpe:2.3:a:digium:asterisk:c.3.1.0:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.6.2:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.1.1:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.2.2:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.6.4:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.7.5:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.0:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.6.3:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.2.3:-:business:*:*:*:*:*
cpe:2.3:a:digium:asterisk:c.3.3.2:-:business:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
複数の Asterisk 製品の channels/chan_iax2.c における制限を回避される脆弱性
Title 複数の Asterisk 製品の channels/chan_iax2.c における制限を回避される脆弱性
Summary

複数の Asterisk 製品の channels/chan_iax2.c は、特定のピア証明書を使用する場合、ACL ルールを強制しないため、アウトバウンドコールの制限を回避される脆弱性が存在します。

Possible impacts リモート認証されたユーザにより、証明書を悪用されることで、アウトバウンドコールの制限を回避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 Aug. 27, 2012, midnight
Registration Date Sept. 5, 2012, 9:45 a.m.
Last Update Nov. 8, 2012, 5:52 p.m.
Affected System
Digium
Asterisk Business Edition C.3.7.6 未満の C.3.x
Asterisk Open Source 1.8.15.1 未満の 1.8.x
Asterisk Open Source 10.7.1 未満の 10.x
Asterisk with Digiumphones 10.7.1-digiumphones 未満の 10.x.x-digiumphones
Certified Asterisk 1.8.11-cert7 未満の 1.8.11
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
Change Log
No Changed Details Date of change
0 [2012年09月05日]
  掲載
[2012年11月08日]
  ベンダ情報：Debian (DSA-2550) を追加		 Feb. 17, 2018, 10:37 a.m.