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debianDebianDEBIAN:DLA-3409-1:B6325
HistoryApr 30, 2023 - 9:14 p.m.

[SECURITY] [DLA 3409-1] libapache2-mod-auth-openidc security update

2023-04-3021:14:38
lists.debian.org
3
openid connect relying party
xss vulnerability
cve-2019-20479
aes gcm encryption
cve-2021-32786
cve-2021-32792
null pointer dereference
cve-2023-28625
open redirect vulnerability
apache
cve-2021-32791
cve-2021-32785
debian 10 buster
security update
redis cache

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.005 Low

EPSS

Percentile

77.1%


Debian LTS Advisory DLA-3409-1 [email protected]
https://www.debian.org/lts/security/ Adrian Bunk
April 30, 2023 https://wiki.debian.org/LTS


Package : libapache2-mod-auth-openidc
Version : 2.3.10.2-1+deb10u2
CVE ID : CVE-2019-20479 CVE-2021-32785 CVE-2021-32786 CVE-2021-32791
CVE-2021-32792 CVE-2023-28625
Debian Bug : 991580 991581 991582 991583 1033916

Several vulnerabilities were fixed in libapache2-mod-auth-openidc,
an OpenID Connect Relying Party implementation for Apache.

CVE-2019-20479

Insufficient validatation of URLs beginning with a slash and backslash.

CVE-2021-32785

Crash when using an unencrypted Redis cache.

CVE-2021-32786

Open Redirect vulnerability in the logout functionality.

CVE-2021-32791

AES GCM encryption in used static IV and AAD.

CVE-2021-32792

XSS vulnerability when using OIDCPreservePost.

CVE-2023-28625

NULL pointer dereference with OIDCStripCookies.

For Debian 10 buster, these problems have been fixed in version
2.3.10.2-1+deb10u2.

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

OSVersionArchitecturePackageVersionFilename
Debian10alllibapache2-mod-auth-openidc< 2.3.10.2-1+deb10u2libapache2-mod-auth-openidc_2.3.10.2-1+deb10u2_all.deb

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.3 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.005 Low

EPSS

Percentile

77.1%