CVE-2015-8076

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-12-03 · updated 2026-06-17
Weakness: CWE-119

Description

The index_urlfetch function in index.c in Cyrus IMAP 2.3.x before 2.3.19, 2.4.x before 2.4.18, 2.5.x before 2.5.4 allows remote attackers to obtain sensitive information or possibly have unspecified other impact via vectors related to the urlfetch range, which triggers an out-of-bounds heap read.

Affected products

cyrusimap Cyrus IMAP: 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5 (+35)
openSUSE Leap: 42.1
Opensuse: 13.2

References

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00066.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00000.html
http://lists.opensuse.org/opensuse-updates/2015-09/msg00037.html
http://lists.opensuse.org/opensuse-updates/2015-09/msg00038.html
http://www.openwall.com/lists/oss-security/2015/09/29/2
http://www.openwall.com/lists/oss-security/2015/09/30/3
http://www.openwall.com/lists/oss-security/2015/11/04/3
https://cyrus.foundation/cyrus-imapd/commit/?id=07de4ff1bf2fa340b9d77b8e7de8d43d47a33921
https://cyrus.foundation/cyrus-imapd/commit/?id=c21e179c1f6b968fe69bebe079176714e511587b
https://docs.cyrus.foundation/imap/release-notes/2.3/x/2.3.19.html
https://docs.cyrus.foundation/imap/release-notes/2.4/x/2.4.18.html
https://docs.cyrus.foundation/imap/release-notes/2.5/x/2.5.4.html

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