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CVE-2016-0762

Good to know:

Date: August 10, 2017

The Realm implementations in Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 to 6.0.45 did not process the supplied password if the supplied user name did not exist. This made a timing attack possible to determine valid user names. Note that the default configuration includes the LockOutRealm which makes exploitation of this vulnerability harder.

Language: Java

Severity Score

5.9

Related Resources (28)

Url: https://usn.ubuntu.com/4557-1/

Url: http://www.debian.org/security/2016/dsa-3720

Url: https://lists.apache.org/thread.html/1872f96bad43647832bdd84a408794cd06d9cbb557af63085ca10009%40%3Cannounce.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E

Url: http://www.securitytracker.com/id/1037144

Url: https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpuoct2021.html

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-0762

Url: http://rhn.redhat.com/errata/RHSA-2017-0457.html

Url: https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2247

Url: https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E

Url: https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:0455

Url: https://access.redhat.com/errata/RHSA-2017:0456

Url: https://security.netapp.com/advisory/ntap-20180605-0001/

Url: https://access.redhat.com/security/cve/CVE-2016-0762

Url: https://www.oracle.com//security-alerts/cpujul2021.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-0762

Url: http://www.securityfocus.com/bid/93939

Url: https://www.mend.io/vulnerability-database/CVE-2016-0762

Severity Score

5.9

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

Observable Discrepancy

CWE-203

Top Fix

Upgrade Version

Upgrade to version 9.0.0.M10, 8.0.37,8.5.5, 7.0.72, 6.0.46

Learn More

CVSS v3.1

Base Score:	5.9
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	NONE
Additional information:

Mend.io Vulnerability Database

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CVE-2016-0762

Good to know:

Date: August 10, 2017

Language: Java

Severity Score

Related Resources (28)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

CVSS v2

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