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Ubuntu 20.04 LTS: USN-4494-1 Critical: GUPnP Data Exfiltration

ubuntu
Calendar Grey September 15, 2020
Dist Ubuntu Esm H88
The GUPnP flaw present in Ubuntu systems poses a risk of data leakage or could facilitate DDoS assaults due to specially designed network packets.
gupnp could be made to expose sensitive information or perform network attacks if it received specially crafted network traffic.

Summary

gupnp could be made to expose sensitive information or perform network

attacks if it received specially crafted network traffic.

Software Description:

- gupnp: framework for creating UPnP devices and control points

Details:

It was discovered that GUPnP incorrectly handled certain subscription

requests. A remote attacker could possibly use this issue to exfiltrate

data or use GUPnP to perform DDoS attacks.

Topics%20covered

Topics Covered

security advisory ubuntu DDoS attack data exfiltration gupnp

Update Instructions

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

Ubuntu 20.04 LTS:
  libgupnp-1.2-0                  1.2.3-0ubuntu0.20.04.1

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

References

https://ubuntu.com/security/notices/USN-4494-1

CVE-2020-12695

Severity
critical
Lowest
Low
Medium
High
Critical

September 15, 2020

Topics%20covered

Topics Covered

security advisory ubuntu DDoS attack data exfiltration gupnp

Package Information

https://launchpad.net/ubuntu/+source/gupnp/1.2.3-0ubuntu0.20.04.1

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