[USN-7146-1] Dogtag PKI vulnerabilities

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Ubuntu Security Notice USN-7146-1
December 10, 2024

dogtag-pki vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in dogtag-pki.

Software Description:
- dogtag-pki: Dogtag Public Key Infrastructure (PKI) Suite

Details:

Christina Fu discovered that Dogtag PKI accidentally enabled a mock
authentication plugin by default. An attacker could potentially use
this flaw to bypass the regular authentication process and trick the
CA server into issuing certificates. This issue only affected Ubuntu
16.04 LTS. (CVE-2017-7537)

It was discovered that Dogtag PKI did not properly sanitize user
input. An attacker could possibly use this issue to perform cross site
scripting and obtain sensitive information. This issue only affected
Ubuntu 22.04 LTS. (CVE-2020-25715)

It was discovered that the XML parser did not properly handle entity
expansion. A remote attacker could potentially retrieve the content of
arbitrary files by sending specially crafted HTTP requests. This issue
only affected Ubuntu 16.04 LTS. (CVE-2022-2414)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
dogtag-pki 11.0.0-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-base 11.0.0-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-base-java 11.0.0-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-ca 11.0.0-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-server 11.0.0-1ubuntu0.1~esm1
Available with Ubuntu Pro

Ubuntu 16.04 LTS
dogtag-pki 10.2.6+git20160317-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-base 10.2.6+git20160317-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-ca 10.2.6+git20160317-1ubuntu0.1~esm1
Available with Ubuntu Pro
pki-server 10.2.6+git20160317-1ubuntu0.1~esm1
Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-7146-1
CVE-2017-7537, CVE-2020-25715, CVE-2022-2414