CVE-2020-27507 Detail

Description

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.

Severity

CVSS 3.x Severity and Metrics:

CVSS 2.0 Severity and Metrics:

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-ID CWE Name Source
CWE-120 Buffer Copy without Checking Size of Input (‘Classic Buffer Overflow’) NIST  

Change History

1 change records found show changes

Initial Analysis by NIST 3/18/2023 11:50:16 PM

Action Type Old Value New Value
Added CPE Configuration
OR
     *cpe:2.3:a:kamailio:kamailio:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.0
Added CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added CWE
NIST CWE-120
Changed Reference Type
https://github.com/kamailio/kamailio/commit/ada3701d22b1fd579f06b4f54fa695fa988e685f No Types Assigned
https://github.com/kamailio/kamailio/commit/ada3701d22b1fd579f06b4f54fa695fa988e685f Patch
Changed Reference Type
https://github.com/kamailio/kamailio/issues/2503 No Types Assigned
https://github.com/kamailio/kamailio/issues/2503 Exploit, Issue Tracking

Quick Info

CVE Dictionary Entry:
CVE-2020-27507
NVD Published Date:
03/15/2023
NVD Last Modified:
03/18/2023
Source:
MITRE