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Ubuntu 20.04 LTS USN-5048-1: inetutils DoS Risk Detected

ubuntu
Calendar Grey August 20, 2021
Dist Ubuntu Esm H88
Ubuntu Security Bulletin USN-5049-1 tackles a severe issue within the curl package that could result in denial of service or unauthorized code execution vulnerabilities.
Inetutils could be made to crash if it received specially crafted input.

Summary

Inetutils could be made to crash if it received specially crafted

input.

Software Description:

- inetutils: GNU network utilities

Details:

It was discovered that Inetutils telnet server allows remote attackers to

execute arbitrary code via short writes or urgent data. An attacker could use

this vulnerability to cause a DoS or possibly execute arbitrary code.

Topics%20covered

Topics Covered

security advisory DoS Ubuntu remote execution inetutils

Update Instructions

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

Ubuntu 20.04 LTS:
  inetutils-telnetd               2:1.9.4-11ubuntu0.1

Ubuntu 18.04 LTS:
  inetutils-telnetd               2:1.9.4-3ubuntu0.1

After a standard system update you need to restart Inetutils telnetd to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5048-1

CVE-2020-10188

Severity
critical
Lowest
Low
Medium
High
Critical

August 19, 2021

Topics%20covered

Topics Covered

security advisory DoS Ubuntu remote execution inetutils

Package Information

https://launchpad.net/ubuntu/+source/inetutils/2:1.9.4-11ubuntu0.1
https://launchpad.net/ubuntu/+source/inetutils/2:1.9.4-3ubuntu0.1

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