CVE-2015-3195

high-risk
Published 2015-12-06

The ASN1_TFLG_COMBINE implementation in crypto/asn1/tasn_dec.c in OpenSSL before 0.9.8zh, 1.0.0 before 1.0.0t, 1.0.1 before 1.0.1q, and 1.0.2 before 1.0.2e mishandles errors caused by malformed X509_ATTRIBUTE data, which allows remote attackers to obtain sensitive information from process memory by triggering a decoding failure in a PKCS#7 or CMS application.

Do I need to act?

~
3.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (20)

Life Sciences Data Hub
Sun Ray Software

Affected Vendors

Openssl Suse Fedoraproject Oracle Apple Canonical Opensuse Debian Redhat

References (94)

Broken Link http://fortiguard.com/advisory/openssl-advisory-december-2015
Third Party Advisory http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10733
Third Party Advisory http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
Third Party Advisory http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
Mailing List http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
Third Party Advisory http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.h...
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00017.html
Mailing List http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.html
Mailing List http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.html
Mailing List http://lists.opensuse.org/opensuse-updates/2015-12/msg00087.html
Mailing List http://lists.opensuse.org/opensuse-updates/2015-12/msg00103.html
Mailing List http://marc.info/?l=bugtraq&m=145382583417444&w=2
Vendor Advisory http://openssl.org/news/secadv/20151203.txt
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2015-2616.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2015-2617.html
Broken Link http://rhn.redhat.com/errata/RHSA-2016-2056.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-2957.html
Third Party Advisory http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20...
and 74 more references
54
/ 100
high-risk
Severity 21/34 · High
Exploitability 7/34 · Low
Exposure 26/34 · High