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Cyrus IMAP の imap/index.c の index_urlfetch 関数における整数オーバーフローの脆弱性
Title Cyrus IMAP の imap/index.c の index_urlfetch 関数における整数オーバーフローの脆弱性
Summary

Cyrus IMAP の imap/index.c の index_urlfetch 関数には、整数オーバーフローの脆弱性が存在します。 本脆弱性は、CVE-2015-8076 に対する修正が不十分だったことによる脆弱性です。

Possible impacts 第三者により、urlfetch の範囲 (range) チェックおよび start_octet 変数に関する処理を介して、不特定の影響を受け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 Oct. 26, 2015, midnight
Registration Date Dec. 7, 2015, 5:05 p.m.
Last Update Dec. 7, 2015, 5:05 p.m.
CVSS2.0 : 危険
Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected System
Carnegie Mellon University (Project Cyrus)
Cyrus IMAP 2.3.19
Cyrus IMAP 2.4.18
Cyrus IMAP 2.5.6
Novell
Leap 42.1
openSUSE 13.2
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
0 [2015年12月07日]
  掲載		 Feb. 17, 2018, 10:37 a.m.
NVD Vulnerability Information
CVE-2015-8077
Summary

Integer overflow in the index_urlfetch function in imap/index.c in Cyrus IMAP 2.3.19, 2.4.18, and 2.5.6 allows remote attackers to have unspecified impact via vectors related to urlfetch range checks and the start_octet variable. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-8076.

Publication Date Dec. 4, 2015, 5:59 a.m.
Registration Date Jan. 26, 2021, 2:57 p.m.
Last Update Nov. 21, 2024, 11:37 a.m.
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:cyrus:imap:2.4.4:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.7:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.6:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.4:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.16:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.14:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.5.0:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.2:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.8:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.3:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.10:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.8:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.11:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.17:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.5:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.5:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.7:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.16:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.9:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.6:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.13:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.12:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.5.3:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.11:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.15:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.15:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.2:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.3:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.18:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.9:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.12:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.10:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.13:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.4.17:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.14:*:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List