VDB
CVE-2020-27507
CVE-2020-27507
PUBLISHED
CVSS 9.800000190734863 CRITICAL
The Kamailio SIP before 5.5.0 server mishandles INVITE requests with duplicated fields and overlength tag, leading to a buffer overflow that crashes the server or possibly have unspecified other impact.
EPSS 1.18% · 65.0th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
1.18%
65.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | kamailio | 0, 5.2.3-1build3, 5.2.3-1build4 |
| Ubuntu:Pro:18.04:LTS | kamailio | 5.0.4-1ubuntu1, 5.1.1-1ubuntu1, 5.1.1-1ubuntu4 |
| Ubuntu:Pro:16.04:LTS | kamailio | 4.3.1-2ubuntu1, 4.3.4-1.1ubuntu1, 4.3.4-1.1ubuntu2 |
Timeline
- Mar 15, 2023 CVE Published
- Mar 16, 2023 EPSS Score
- Apr 24, 2023 EPSS Score
- Jun 2, 2023 EPSS Score
- Jul 11, 2023 EPSS Score
- Aug 19, 2023 EPSS Score
- Sep 26, 2023 EPSS Score
- Nov 4, 2023 EPSS Score
- Dec 13, 2023 EPSS Score
- Jan 21, 2024 EPSS Score
- Feb 29, 2024 EPSS Score
- Apr 8, 2024 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-27507 third-party-advisory
- https://github.com/kamailio/kamailio/commit/ada3701d22b1fd579f06b4f54fa695fa988e685f third-party-advisory
- https://github.com/kamailio/kamailio/issues/2503 third-party-advisory
- https://ubuntu.com/security/notices/USN-6022-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-27507 third-party-advisory