5.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
7.1 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.9%
Debian LTS Advisory DLA-2298-1 [email protected]
https://www.debian.org/lts/security/ Thorsten Alteholz
July 29, 2020 https://wiki.debian.org/LTS
Package : libapache2-mod-auth-openidc
Version : 2.1.6-1+deb9u1
CVE ID : CVE-2019-14857 CVE-2019-20479 CVE-2019-1010247
Several issues have been found in libapache2-mod-auth-openidc, the OpenID
Connect authentication module for the Apache HTTP server.
CVE-2019-14857
Insufficient validation of URLs leads to an Open Redirect
vulnerability. An attacker may trick a victim into providing
credentials for an OpenID provider by forwarding the request to an
illegitimate website.
CVE-2019-20479
Due to insufficient validatation of URLs an Open Redirect
vulnerability for URLs beginning with a slash and backslash could be
abused.
CVE-2019-1010247
The OIDCRedirectURI page contains generated JavaScript code that uses
a poll parameter as a string variable, thus might contain additional
JavaScript code. This might result in Criss-Site Scripting (XSS).
For Debian 9 stretch, these problems have been fixed in version
2.1.6-1+deb9u1.
We recommend that you upgrade your libapache2-mod-auth-openidc packages.
For the detailed security status of libapache2-mod-auth-openidc please
refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/libapache2-mod-auth-openidc
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
5.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
7.1 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.9%