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Ubuntu 14.04 ESM Advisory USN-4237-2: SpamAssassin DoS And RCE Risks

ubuntu
Calendar Grey January 15, 2020
Dist Ubuntu Esm H88
Multiple security patches for SpamAssassin flaws introduced for Ubuntu. Upgrade to enhance system safeguards.
Several security issues were fixed in SpamAssassin.

Summary

Several security issues were fixed in SpamAssassin.

Software Description:

- spamassassin: Perl-based spam filter using text analysis

Details:

USN-4237-1 fixed several vulnerabilities in SpamAssassin. This update provides

the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM.

Original advisory details:

It was discovered that SpamAssassin incorrectly handled certain CF files.

If a user or automated system were tricked into using a specially-crafted

CF file, a remote attacker could possibly run arbitrary code.

(CVE-2018-11805)

It was discovered that SpamAssassin incorrectly handled certain messages.

A remote attacker could possibly use this issue to cause SpamAssassin to

consume resources, resulting in a denial of service. (CVE-2019-12420)

Topics%20covered

Topics Covered

security advisory DoS issue remote code execution Ubuntu SpamAssassin resource consumption

Update Instructions

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

Ubuntu 14.04 ESM:
  spamassassin                    3.4.2-0ubuntu0.14.04.1+esm1

Ubuntu 12.04 ESM:
  spamassassin                    3.4.2-0ubuntu0.12.04.3

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

References

https://ubuntu.com/security/notices/USN-4237-2

https://ubuntu.com/security/notices/USN-4237-1

CVE-2018-11805, CVE-2019-12420

Severity
important
Lowest
Low
Medium
High
Critical

January 15, 2020

Topics%20covered

Topics Covered

security advisory DoS issue remote code execution Ubuntu SpamAssassin resource consumption

Package Information

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