CVE-2021-43611
HIGHCVSS 7.5/10EPSS 1.18%
Last modified
CVE-2021-43611 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via " \ " in the display name of a From header.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.
Description
Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via " \ " in the display name of a From header.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linphone | Belle-Sip | < 5.0.20 |
References
- https://github.com/BelledonneCommunications/belle-sip/commit/d3f0651531e45e91c2e60f3a16a8b612802e5d2dPatch, Third Party Advisory
- https://github.com/BelledonneCommunications/belle-sip/compare/5.0.18...5.0.20Patch, Third Party Advisory
- https://github.com/BelledonneCommunications/belle-sip/commit/d3f0651531e45e91c2e60f3a16a8b612802e5d2dPatch, Third Party Advisory
- https://github.com/BelledonneCommunications/belle-sip/compare/5.0.18...5.0.20Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-43611?
Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via " \ " in the display name of a From header.
How severe is CVE-2021-43611?
CVE-2021-43611 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.
How do I fix CVE-2021-43611?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-43611?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST