Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges×

Alerts This Week
Warning Icon 1 491
Alerts This Week
Warning Icon 1 491

Ubuntu 14.04 ESM: USN-4397-2 Moderate: NSS Information Exposure

ubuntu
Calendar Grey June 17, 2020
Scroller Ubuntu
Critical NSS flaw in Ubuntu poses risk of data leakage via network, impacting several versions. Patch immediately!
NSS could be made to expose sensitive information over the network.

Summary

NSS could be made to expose sensitive information over the

network.

Software Description:

- nss: Network Security Service library

Details:

USN-4397-1 fixed a vulnerability in NSS. This update provides

the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

Cesar Pereida Garcia discovered that NSS incorrectly handled DSA key

generation. A local attacker could possibly use this issue to perform a

timing attack and recover DSA keys. (CVE-2020-12399)

Topics%20covered

Topics Covered

security advisory Ubuntu information exposure network threat NSS

Update Instructions

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

Ubuntu 14.04 ESM:
  libnss3                         2:3.28.4-0ubuntu0.14.04.5+esm5

Ubuntu 12.04 ESM:
  libnss3                         2:3.28.4-0ubuntu0.12.04.8

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4397-2

https://ubuntu.com/security/notices/USN-4397-1

CVE-2020-12399

Severity
important
Lowest
Low
Medium
High
Critical

June 17, 2020

Topics%20covered

Topics Covered

security advisory Ubuntu information exposure network threat NSS

Package Information

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.