CVE-2016-0797

Description

Multiple integer overflows in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g allow remote attackers to cause a denial of service (heap memory corruption or NULL pointer dereference) or possibly have unspecified other impact via a long digit string that is mishandled by the (1) BN_dec2bn or (2) BN_hex2bn function, related to crypto/bn/bn.h and crypto/bn/bn_print.c.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 30.74% Top 5%

Vendor Advisory opensuse.org Vendor Advisory FreeBSD.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory marc.info Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory cisco.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory openssl.org Vendor Advisory openssl.org

Affected: n/a n/a

References

Link	Tags
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html	third party advisory
http://www.securityfocus.com/bid/83763	vdb entry third party advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10156	third party advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html	third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00010.html	mailing list third party advisory vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05376917	third party advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:12.openssl.asc	third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00015.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00003.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00011.html	mailing list third party advisory vendor advisory
http://marc.info/?l=bugtraq&m=145889460330120&w=2	mailing list third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2914-1	third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00038.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00019.html	mailing list third party advisory vendor advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40168	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00017.html	mailing list third party advisory vendor advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=c175308407858afff3fc8c2e5e085d94d12edc7d
http://openssl.org/news/secadv/20160301.txt	vendor advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160302-openssl	third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00025.html	mailing list third party advisory vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00004.html	mailing list third party advisory vendor advisory
http://www.debian.org/security/2016/dsa-3500	third party advisory vendor advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03741en_us	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00007.html	mailing list third party advisory vendor advisory
https://www.openssl.org/news/secadv/20160301.txt	vendor advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html	third party advisory patch
http://www.securityfocus.com/bid/91787	vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00001.html	mailing list third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	third party advisory vendor advisory
https://security.gentoo.org/glsa/201603-15	third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html	third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00006.html	mailing list third party advisory vendor advisory
http://www.securitytracker.com/id/1035133	vdb entry third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00017.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00002.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00005.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00012.html	mailing list third party advisory vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05052990	third party advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759	third party advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf

Frequently Asked Questions

What is the severity of CVE-2016-0797?: CVE-2016-0797 has been scored as a high severity vulnerability.
How to fix CVE-2016-0797?: To fix CVE-2016-0797, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-0797 being actively exploited in the wild?: It is possible that CVE-2016-0797 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~31% probability that this vulnerability will be exploited by malicious actors in the next 30 days.