CVE-2019-7251 Integer overflow in n/a

What is CVE-2019-7251?

CVE-2019-7251 is a medium-severity vulnerability in Digium Asterisk, published on 28 Mar 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An Integer Signedness issue (for a return code) in the res_pjsip_sdp_rtp 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.

Weakness: CWE-190

Which versions are affected by CVE-2019-7251?

It affects 1 product.

Products include Digium Asterisk.

How do I fix CVE-2019-7251?

Upgrade to a fixed version.

Is CVE-2019-7251 being exploited?

There is no known exploitation of CVE-2019-7251 in the wild and no public exploit code.

Other vulnerabilities in Digium Asterisk

• CVE-2017-14100 Command injection in n/a Critical 9.8
• CVE-2014-8418 Privilege escalation in n/a Critical 9.0
• CVE-2011-1599 Missing authorization in n/a Critical 9.0
• CVE-2017-16671 Memory corruption in n/a High 8.8
• CVE-2017-7617 Memory corruption in n/a High 8.8

All Digium Asterisk vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2019-7251, DEBIAN-CVE-2019-7251, GHSA-686h-j227-6632, UBUNTU-CVE-2019-7251.