Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cyrus | Imap | 2.3.0 |
| Opensuse | Leap | 42.1 |
| Opensuse | Opensuse | 13.2 |
Related Weaknesses (CWE)
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/2015-11/msg00156.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00015.html
- http://www.openwall.com/lists/oss-security/2015/09/30/3
- http://www.openwall.com/lists/oss-security/2015/11/04/3
- http://www.securitytracker.com/id/1034282
- https://cyrus.foundation/cyrus-imapd/commit/?id=745e161c834f1eb6d62fc14477f51dae
- https://docs.cyrus.foundation/imap/release-notes/2.5/x/2.5.7.htmlVendor Advisory
- https://lists.andrew.cmu.edu/pipermail/cyrus-devel/2015-October/003534.html
- 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/2015-11/msg00156.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00015.html
- http://www.openwall.com/lists/oss-security/2015/09/30/3
FAQ
What is CVE-2015-8077?
CVE-2015-8077 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...
How severe is CVE-2015-8077?
CVE-2015-8077 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8077?
Check the references section above for vendor advisories and patch information. Affected products include: Cyrus Imap, Opensuse Leap, Opensuse Opensuse.