CVE-2017-14603 — HIGH (7.5)

Vulnerability Description

In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow reading stale buffer contents and when combined with the "nat" and "symmetric_rtp" options allow redirecting where Asterisk sends the next RTCP report.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Digium	Asterisk	13.0.0
Digium	Certified Asterisk	11.6

Related Weaknesses (CWE)

CWE-200

References

http://downloads.asterisk.org/pub/security/AST-2017-008.htmlVendor Advisory
http://www.debian.org/security/2017/dsa-3990Third Party Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-27274Issue TrackingThird Party Advisory
http://downloads.asterisk.org/pub/security/AST-2017-008.htmlVendor Advisory
http://www.debian.org/security/2017/dsa-3990Third Party Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-27274Issue TrackingThird Party Advisory

FAQ

What is CVE-2017-14603?

CVE-2017-14603 is a vulnerability with a CVSS score of 7.5 (HIGH). In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow...

How severe is CVE-2017-14603?

CVE-2017-14603 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-2017-14603?

Check the references section above for vendor advisories and patch information. Affected products include: Digium Asterisk, Digium Certified Asterisk.