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HIGH · 7.5

CVE-2021-43610

Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via an invalid From header (request URI without a parameter) in an unauthenticated SIP message, a different issue than CVE-20...

Vulnerability Description

Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via an invalid From header (request URI without a parameter) in an unauthenticated SIP message, a different issue than CVE-2021-33056.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
LinphoneBelle-Sip< 5.0.20

Related Weaknesses (CWE)

CWE-444

References

FAQ

What is CVE-2021-43610?

CVE-2021-43610 is a vulnerability with a CVSS score of 7.5 (HIGH). Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via an invalid From header (request URI without a parameter) in an unauthenticated SIP message, a different issue than CVE-20...

How severe is CVE-2021-43610?

CVE-2021-43610 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-43610?

Check the references section above for vendor advisories and patch information. Affected products include: Linphone Belle-Sip.