CVE-2015-3144
HIGH severity · CVSS 9 · Memory corruption
9CVSS HIGH
Summary
The fix_hostname function in cURL and libcurl 7.37.0 through 7.41.0 does not properly calculate an index, which allows remote attackers to cause a denial of service (out-of-bounds read or write and crash) or possibly have other unspecified impact via a zero-length host name, as demonstrated by "http://:80" and ":80."
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)11%
AV:N/AC:L/Au:S/C:C/I:C/A:C
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://curl.haxx.se/docs/adv_20150422D.htmlAdvisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155957.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/156945.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157017.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157188.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00057.html