#VU41097 Cryptographic issues in cURL and libcurl - CVE-2014-3613

Vulnerability identifier: #VU41097

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-3613

CWE-ID: CWE-310

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
cURL
Client/Desktop applications / Other client software
libcurl
Universal components / Libraries / Libraries used by multiple products

Vendor: curl.haxx.se

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

cURL and libcurl before 7.38.0 does not properly handle IP addresses in cookie domain names, which allows remote attackers to set cookies for or send arbitrary cookies to certain sites, as demonstrated by a site at 192.168.0.1 setting cookies for a site at 127.168.0.1.

Mitigation
Install update from vendor's website.

Vulnerable software versions

cURL: 7.31.0 - 7.37.0

libcurl: 7.31.0 - 7.37.0

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External links
https://curl.haxx.se/docs/adv_20140910A.html
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
https://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
https://lists.opensuse.org/opensuse-security-announce/2014-09/msg00024.html
https://rhn.redhat.com/errata/RHSA-2015-1254.html
https://www.debian.org/security/2014/dsa-3022
https://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
https://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
https://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
https://www.securityfocus.com/bid/69748
https://support.apple.com/kb/HT205031

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.