Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2015-8077

Severity CVSS v4.0:
Pending analysis
Type:
CWE-189 Numeric Errors
Publication date:
03/12/2015
Last modified:
12/04/2025

Description

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.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cyrus:imap:2.3.0:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.2:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.3:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.4:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.5:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.6:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.7:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.8:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.9:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.10:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.11:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.12:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.13:*:*:*:*:*:*:*
cpe:2.3:a:cyrus:imap:2.3.14:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools