CVE-2015-3236: Infoleak
First published: Mon Jun 22 2015(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| curl | =7.40.0 | |
| curl | =7.41.0 | |
| curl | =7.42.0 | |
| curl | =7.42.1 | |
| libcurl | =7.40.0 | |
| libcurl | =7.41.0 | |
| libcurl | =7.42.0 | |
| libcurl | =7.42.1 |
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Reference Links
- http://curl.haxx.se/docs/adv_20150617A.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160660.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- 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.html
- http://www.securityfocus.com/bid/75385
- http://www.securityfocus.com/bid/91787
- https://kc.mcafee.com/corporate/index?page=content&id=SB10131
- https://security.gentoo.org/glsa/201509-02
Frequently Asked Questions
What is the severity of CVE-2015-3236?
CVE-2015-3236 is considered to have a medium severity due to its potential to expose sensitive HTTP Basic authentication credentials.
How do I fix CVE-2015-3236?
To fix CVE-2015-3236, upgrade cURL and libcurl to version 7.43.0 or later, which includes the security patches.
What versions are affected by CVE-2015-3236?
CVE-2015-3236 affects cURL and libcurl versions 7.40.0 through 7.42.1 inclusive.
What can attackers do with CVE-2015-3236?
Attackers can exploit CVE-2015-3236 to potentially obtain HTTP Basic authentication credentials from previous connections.
Does CVE-2015-3236 apply to both cURL and libcurl?
Yes, CVE-2015-3236 affects both cURL and libcurl versions listed in the vulnerability details.
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- agent/last-modified-date
- agent/weakness
- agent/author
- agent/severity
- agent/event
- agent/first-publish-date
- agent/description
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/haxx
- canonical/curl
- version/curl/7.40.0
- version/curl/7.41.0
- version/curl/7.42.0
- version/curl/7.42.1
- canonical/libcurl
- version/libcurl/7.40.0
- version/libcurl/7.41.0
- version/libcurl/7.42.0
- version/libcurl/7.42.1