CVE-2019-7251: Integer Overflow

Published Mar 28, 2019
·
Updated

An Integer Signedness issue (for a return code) in the respjsipsdprtp module in Digium Asterisk versions 15.7.1 and earlier and 16.1.1 and earlier allows remote authenticated users to crash Asterisk via a specially crafted SDP protocol violation.

Affected Software

2 affected components
Asterisk>=15.0.0<15.7.2
Asterisk>=16.0.0<16.2.1

Event History

Mar 28, 2019
CVE Published
via MITRE·04:18 PM
Data Sourced
via MITRE·04:18 PM
Description
Data Sourced
via NVD·05:29 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2019-7251.

2

What is the affected software?

The affected software is Digium Asterisk versions 15.7.1 and earlier, and 16.1.1 and earlier.

3

What is the severity of this vulnerability?

The severity of this vulnerability is medium with a CVSS score of 6.5.

4

How can remote authenticated users exploit this vulnerability?

Remote authenticated users can crash Asterisk by sending a specially crafted SDP protocol violation.

5

Are there any references to learn more about this vulnerability?

Yes, you can learn more about this vulnerability at the following references: [AST-2019-001](https://downloads.asterisk.org/pub/security/AST-2019-001.html) and [ASTERISK-28260](https://issues.asterisk.org/jira/browse/ASTERISK-28260).

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