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Ubuntu Security Notice USN-4639-1
November 19, 2020

phpmyadmin vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in phpMyAdmin.

Software Description:
- phpmyadmin: MySQL web administration tool

Details:

It was discovered that there was a bug in the way phpMyAdmin handles the
phpMyAdmin Configuration Storage tables. An authenticated attacker could
use this vulnerability to cause phpmyAdmin to leak sensitive files.
(CVE-2018-19968)

It was discovered that phpMyAdmin incorrectly handled user input. An
attacker could possibly use this for an XSS attack. (CVE-2018-19970)

It was discovered that phpMyAdmin mishandled certain input. An attacker
could use this vulnerability to execute a cross-site scripting (XSS) attack
via a crafted URL. (CVE-2018-7260)

It was discovered that phpMyAdmin failed to sanitize certain input. An
attacker could use this vulnerability to execute an SQL injection attack
via a specially crafted database name. (CVE-2019-11768)

It was discovered that phpmyadmin incorrectly handled some requests. An
attacker could possibly use this to perform a CSRF attack. (CVE-2019-12616)

It was discovered that phpMyAdmin failed to sanitize certain input. An
attacker could use this vulnerability to execute an SQL injection attack
via a specially crafted username. (CVE-2019-6798, CVE-2020-10804,
CVE-2020-5504)

It was discovered that phpMyAdmin would allow sensitive files to be leaked
if certain configuration options were set. An attacker could use this
vulnerability to access confidential information. (CVE-2019-6799)

It was discovered that phpMyAdmin failed to sanitize certain input. An
attacker could use this vulnerability to execute an SQL injection attack
via a specially crafted database or table name. (CVE-2020-10802)

It was discovered that phpMyAdmin did not properly handle data from the
database when displaying it. If an attacker were to insert specially-
crafted data into certain database tables, the attacker could execute a
cross-site scripting (XSS) attack. (CVE-2020-10803)

It was discovered that phpMyAdmin was vulnerable to an XSS attack. If a
victim were to click on a crafted link, an attacker could run malicious
JavaScript on the victim's system. (CVE-2020-26934)

It was discovered that phpMyAdmin did not properly handler certain SQL
statements in the search feature. An attacker could use this vulnerability
to inject malicious SQL into a query. (CVE-2020-26935)

Update instructions:

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

Ubuntu 18.04 LTS:
  phpmyadmin                      4:4.6.6-5ubuntu0.5

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

References:
  https://usn.ubuntu.com/4639-1
  CVE-2018-19968, CVE-2018-19970, CVE-2018-7260, CVE-2019-11768,
  CVE-2019-12616, CVE-2019-6798, CVE-2019-6799, CVE-2020-10802,
  CVE-2020-10803, CVE-2020-10804, CVE-2020-26934, CVE-2020-26935,
  CVE-2020-5504

Package Information:
  https://launchpad.net/ubuntu/+source/phpmyadmin/4:4.6.6-5ubuntu0.5