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CVE-2015-8077

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Date: December 3, 2015

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.

Language: C

Severity Score

Related Resources (13)

https://docs.cyrus.foundation/imap/release-notes/2.5/x/2.5.7.html
https://cyrus.foundation/cyrus-imapd/commit/?id=745e161c834f1eb6d62fc14477f51dae799e1e08
http://www.openwall.com/lists/oss-security/2015/11/04/3
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-8077
http://lists.opensuse.org/opensuse-updates/2015-11/msg00156.html
http://www.openwall.com/lists/oss-security/2015/09/30/3
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00000.html
https://nvd.nist.gov/vuln/detail/CVE-2015-8077
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00066.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00015.html
https://lists.andrew.cmu.edu/pipermail/cyrus-devel/2015-October/003534.html
http://www.securitytracker.com/id/1034282
https://www.mend.io/vulnerability-database/CVE-2015-8077

Severity Score

Weakness Type (CWE)

Numeric Errors

CWE-189

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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