Medium 4.3Published Nov 15, 2014

CVE-2014-3707The 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…

Updated under an hour ago (Nov 2, 2026, 1:40 AM ET)

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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.

CVSS: 4.3 MEDIUM (v2.0, NVD)AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

canonical ubuntu_linux canonical:ubuntu_linux	10.04; 12.04; 14.04; 14.10	NVD
apple mac_os_x apple:mac_os_x	10.10.0; 10.10.1; 10.10.2; 10.10.3; 10.10.4	NVD
opensuse opensuse opensuse:opensuse	13.1; 13.2	NVD
oracle hyperion oracle:hyperion	11.1.2.2; 11.1.2.3	NVD
debian debian_linux debian:debian_linux	7.0; 8.0	NVD
haxx libcurl haxx:libcurl	7.17.1; 7.18.0; 7.18.1; 7.18.2; 7.19.0; 7.19.1; 7.19.2; 7.19.3; and 34 more ranges	NVD

References

References

http://curl.haxx.se/docs/adv_20141105.html	vendor-advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html	mailing-list, third-party-advisory
http://lists.opensuse.org/opensuse-updates/2015-02/msg00040.html	third-party-advisory
http://rhn.redhat.com/errata/RHSA-2015-1254.html
http://www.debian.org/security/2014/dsa-3069	third-party-advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html	vendor-advisory
http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html	vendor-advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.