Veracode Vulnerability DatabaseVERACODE:16899Timing Attack
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
jenkins is vulnerable to timing attack. A remote attacker is able to determine API tokens through a brute-force approach of analyzing server response time to guess the value of the API tokens. This is due to the verification of the API tokens not being performed using a constant-time algorithm.
References
rhn.redhat.com/errata/RHSA-2016-1773.html
access.redhat.com/errata/RHSA-2016:0711
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1324664
jenkins.io/changelog-stable/#v1.642.2
rhn.redhat.com/errata/RHSA-2016-0711.html
wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2016-02-24
Related
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N