|
|
|
An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure.
Publish Date : 2021-02-18 Last Update Date : 2021-02-24
-
CVSS Scores & Vulnerability Types
| CVSS Score |
4.3 |
| Confidentiality Impact |
None
(There is no impact to the confidentiality of the system.) |
| Integrity Impact |
None
(There is no impact to the integrity of the system) |
| Availability Impact |
Partial
(There is reduced performance or interruptions in resource availability.) |
| Access Complexity |
Medium
(The access conditions are somewhat specialized. Some preconditions must be satistified to exploit) |
| Authentication |
Not required
(Authentication is not required to exploit the vulnerability.) |
| Gained Access |
None |
| Vulnerability Type(s) |
|
| CWE ID |
404 |
|
|
-
Products Affected By CVE-2021-26906
-
Number Of Affected Versions By Product
-
References For CVE-2021-26906
|
|
-
Metasploit Modules Related To CVE-2021-26906
|
|
|
|
CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is
MITRE's CVE web site.
CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is
MITRE's CWE web site.
OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is
MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition.
There are NO warranties, implied or otherwise, with regard to this information or its use.
Any use of this information is at the user's risk.
It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content.
EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site.
ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT,
INDIRECT or any other kind of loss.
