National Cyber-Alert System
Vulnerability Summary for CVE-2009-2417
Original release date:08/14/2009
Last revised:12/19/2009
Source:
US-CERT/NIST
Overview
lib/ssluse.c in cURL and libcurl 7.4 through 7.19.5, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: XF
Name: curl-certificate-security-bypass(52405)
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.19.5-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.19.0-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.18.1-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.16.4-CVE-2009-2417.patch
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.15.5-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.15.1-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.12.1-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.11.0-CVE-2009-2417.patch
Type: Patch Information
External Source: CONFIRM
Name: http://curl.haxx.se/CVE-2009-2417/curl-7.10.6-CVE-2009-2417.patch
Type: Patch Information
External Source: VUPEN
Name: ADV-2009-3316
External Source: VUPEN
Name: ADV-2009-2263
Type: Advisory
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2009-0016.html
External Source: BID
Name: 36032
External Source: BUGTRAQ
Name: 20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components
External Source: BUGTRAQ
Name: 20090824 rPSA-2009-0124-1 curl
External Source: CONFIRM
Name: http://wiki.rpath.com/Advisories:rPSA-2009-0124
External Source: CONFIRM
Name: http://shibboleth.internet2.edu/secadv/secadv_20090817.txt
External Source: SECUNIA
Name: 37471
External Source: SECUNIA
Name: 36475
External Source: SECUNIA
Name: 36238
Type: Advisory
External Source: CONFIRM
Name: http://curl.haxx.se/docs/adv_20090812.txt
Type: Advisory