CVE-2014-3707

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-11-15 · updated 2026-06-17
Weakness: CWE-200

Description

The curl_easy_duphandle function in libcurl 7.17.1 through 7.38.0, when running with the CURLOPT_COPYPOSTFIELDS option, does not properly copy HTTP POST data for an easy handle, which triggers an out-of-bounds read that allows remote web servers to read sensitive memory information.

Affected products

macOS: 10.10.0, 10.10.1, 10.10.2, 10.10.3, 10.10.4
Canonical Ubuntu Linux: 10.04, 12.04, 14.04, 14.10
Debian Linux: 7.0, 8.0
curl: 7.17.1, 7.18.0, 7.18.1, 7.18.2, 7.19.0, 7.19.1 (+36)
Opensuse: 13.1, 13.2
Oracle Hyperion: 11.1.2.2, 11.1.2.3

References

http://curl.haxx.se/docs/adv_20141105.html
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.opensuse.org/opensuse-updates/2015-02/msg00040.html
http://rhn.redhat.com/errata/RHSA-2015-1254.html
http://www.debian.org/security/2014/dsa-3069
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/70988
http://www.ubuntu.com/usn/USN-2399-1

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