CVE-2015-3236

Home/CVE/cURL and libcurl 7.40.0 through 7.42.1 send the HTTP Basic authentication credentials for a previous connection when reu

CVE

cURL and libcurl 7.40.0 through 7.42.1 send the HTTP Basic authentication credentials for a previous connection when reu

cURL and libcurl 7.40.0 through 7.42.1 send the HTTP Basic authentication credentials for a previous connection when reusing a reset (curl_easy_reset) connection handle to send a request to the same host name, which allows remote attackers to obtain sensitive information via unspecified vectors.

MEDIUM · CVSS 5 EPSS 0.04525

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules8 YARA rules0

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Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

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Affected Products & Versions

haxx curlall versions

haxx libcurlall versions

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighSuspicious Download and Execute Pattern via Curl/Wget

producthighSuspicious File Download From File Sharing Domain Via Curl.EXE

producthighSuspicious File Download From IP Via Curl.EXE

producthighCurl Download And Execute Combination

producthighSuspicious Curl.EXE Download

productmediumSuspicious Curl File Upload - Linux

Show all 8 top matches

productmediumSuspicious Curl Change User Agents - Linux

productmediumPotential DLL Sideloading Of Libcurl.DLL Via GUP.EXE

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Scoring & Timeline

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Published to NVD22 Jun 2015 · 07:59 PM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10303-1

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://curl.haxx.se/docs/adv_20150617A.htmlVendor Advisory

http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160660.html

http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.htmlPatchThird Party Advisory

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html

http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html

http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.htmlPatchThird Party Advisory

Show all 10 references

http://www.securityfocus.com/bid/75385

http://www.securityfocus.com/bid/91787Third Party AdvisoryVDB Entry

https://kc.mcafee.com/corporate/index?page=content&id=SB10131

https://security.gentoo.org/glsa/201509-02

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