CVE-2016-0798

HIGH

Description

Memory leak in the SRP_VBASE_get_by_user implementation in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g allows remote attackers to cause a denial of service (memory consumption) by providing an invalid username in a connection attempt, related to apps/s_server.c and crypto/srp/srp_vfy.c.

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00002.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00003.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00005.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00006.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00010.html

http://openssl.org/news/secadv/20160301.txt

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160302-openssl

http://www.debian.org/security/2016/dsa-3500

http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html

http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html

http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

http://www.securityfocus.com/bid/83705

http://www.securityfocus.com/bid/91787

http://www.securitytracker.com/id/1035133

http://www.ubuntu.com/usn/USN-2914-1

https://git.openssl.org/?p=openssl.git;a=commit;h=259b664f950c2ba66fbf4b0fe5281327904ead21

https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03741en_us

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40168

https://security.FreeBSD.org/advisories/FreeBSD-SA-16:12.openssl.asc

https://security.gentoo.org/glsa/201603-15

https://www.openssl.org/news/secadv/20160301.txt

Details

Source: MITRE

Published: 2016-03-03

Updated: 2017-11-21

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH