CVE-2021-33056: High severity linphone vulnerability
Published Aug 12, 2021
·Updated
Belledonne Belle-sip before 4.5.20, as used in Linphone and other products, can crash via an invalid From header in a SIP message.
Affected Software
1 affected component
Linphone Belle-sip<4.5.20
Remediation
Event History
Aug 12, 2021
CVE Published
via MITRE·08:54 PM
Data Sourced
via MITRE·08:54 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-33056?
CVE-2021-33056 is a high severity vulnerability that can lead to application crashes.
2
How do I fix CVE-2021-33056?
To fix CVE-2021-33056, upgrade to Belle-sip version 4.5.20 or later.
3
What software is affected by CVE-2021-33056?
CVE-2021-33056 affects Belle-sip before version 4.5.20, including its use in Linphone.
4
What type of attack does CVE-2021-33056 exploit?
CVE-2021-33056 can be exploited through an invalid From header in a SIP message.
5
When was CVE-2021-33056 reported?
CVE-2021-33056 was reported in 2021 and is associated with vulnerabilities in earlier versions of Belle-sip.