Vulnerability CVE-2015-1794


Published: 2015-12-06

Description:
The ssl3_get_key_exchange function in ssl/s3_clnt.c in OpenSSL 1.0.2 before 1.0.2e allows remote servers to cause a denial of service (segmentation fault) via a zero p value in an anonymous Diffie-Hellman (DH) ServerKeyExchange message.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Openssl -> Openssl 

 References:
http://fortiguard.com/advisory/openssl-advisory-december-2015
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html
http://openssl.org/news/secadv/20151203.txt
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
http://www.securitytracker.com/id/1034294
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.754583
http://www.ubuntu.com/usn/USN-2830-1
https://git.openssl.org/?p=openssl.git;a=commit;h=ada57746b6b80beae73111fe1291bf8dd89af91c
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322

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