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Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2019-18976

An issue was discovered in res_pjsip_t38.c in Sangoma Asterisk through 13.x and Certified Asterisk through 13.21-x. If it receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a NULL pointer dereference and crash will occur. This is different from CVE-2019-18940.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.002

EPSS Ranking 38.7%

CVSS Severity

CVSS v3 Score 7.5

CVSS v2 Score 5.0

References

Products affected by CVE-2019-18976

Digium » Asterisk » Version: 13.0.0

cpe:2.3:a:digium:asterisk:13.0.0
Digium » Asterisk » Version: 13.0.1

cpe:2.3:a:digium:asterisk:13.0.1
Digium » Asterisk » Version: 13.0.2

cpe:2.3:a:digium:asterisk:13.0.2
Digium » Asterisk » Version: 13.1.0

cpe:2.3:a:digium:asterisk:13.1.0
Digium » Asterisk » Version: 13.1.1

cpe:2.3:a:digium:asterisk:13.1.1
Digium » Asterisk » Version: 13.10.0

cpe:2.3:a:digium:asterisk:13.10.0
Digium » Asterisk » Version: 13.11.0

cpe:2.3:a:digium:asterisk:13.11.0
Digium » Asterisk » Version: 13.11.1

cpe:2.3:a:digium:asterisk:13.11.1
Digium » Asterisk » Version: 13.11.2

cpe:2.3:a:digium:asterisk:13.11.2
Digium » Asterisk » Version: 13.12

cpe:2.3:a:digium:asterisk:13.12
Digium » Asterisk » Version: 13.12.0

cpe:2.3:a:digium:asterisk:13.12.0
Digium » Asterisk » Version: 13.12.1

cpe:2.3:a:digium:asterisk:13.12.1
Digium » Asterisk » Version: 13.12.2

cpe:2.3:a:digium:asterisk:13.12.2
Digium » Asterisk » Version: 13.13

cpe:2.3:a:digium:asterisk:13.13
Digium » Asterisk » Version: 13.13.0

cpe:2.3:a:digium:asterisk:13.13.0
Digium » Asterisk » Version: 13.13.1

cpe:2.3:a:digium:asterisk:13.13.1
Digium » Asterisk » Version: 13.14.0

cpe:2.3:a:digium:asterisk:13.14.0
Digium » Asterisk » Version: 13.14.1

cpe:2.3:a:digium:asterisk:13.14.1
Digium » Asterisk » Version: 13.15.0

cpe:2.3:a:digium:asterisk:13.15.0
Digium » Asterisk » Version: 13.15.1

cpe:2.3:a:digium:asterisk:13.15.1
Digium » Asterisk » Version: 13.16.0

cpe:2.3:a:digium:asterisk:13.16.0
Digium » Asterisk » Version: 13.17.0

cpe:2.3:a:digium:asterisk:13.17.0
Digium » Asterisk » Version: 13.17.1

cpe:2.3:a:digium:asterisk:13.17.1
Digium » Asterisk » Version: 13.17.2

cpe:2.3:a:digium:asterisk:13.17.2
Digium » Asterisk » Version: 13.18.0

cpe:2.3:a:digium:asterisk:13.18.0
Digium » Asterisk » Version: 13.18.1

cpe:2.3:a:digium:asterisk:13.18.1
Digium » Asterisk » Version: 13.18.2

cpe:2.3:a:digium:asterisk:13.18.2
Digium » Asterisk » Version: 13.18.3

cpe:2.3:a:digium:asterisk:13.18.3
Digium » Asterisk » Version: 13.18.4

cpe:2.3:a:digium:asterisk:13.18.4
Digium » Asterisk » Version: 13.18.5

cpe:2.3:a:digium:asterisk:13.18.5
Digium » Asterisk » Version: 13.19.0

cpe:2.3:a:digium:asterisk:13.19.0
Digium » Asterisk » Version: 13.19.1

cpe:2.3:a:digium:asterisk:13.19.1
Digium » Asterisk » Version: 13.19.2

cpe:2.3:a:digium:asterisk:13.19.2
Digium » Asterisk » Version: 13.2.0

cpe:2.3:a:digium:asterisk:13.2.0
Digium » Asterisk » Version: 13.2.1

cpe:2.3:a:digium:asterisk:13.2.1
Digium » Asterisk » Version: 13.20.0

cpe:2.3:a:digium:asterisk:13.20.0
Digium » Asterisk » Version: 13.21.0

cpe:2.3:a:digium:asterisk:13.21.0
Digium » Asterisk » Version: 13.21.1

cpe:2.3:a:digium:asterisk:13.21.1
Digium » Asterisk » Version: 13.22.0

cpe:2.3:a:digium:asterisk:13.22.0
Digium » Asterisk » Version: 13.23.0

cpe:2.3:a:digium:asterisk:13.23.0
Digium » Asterisk » Version: 13.23.1

cpe:2.3:a:digium:asterisk:13.23.1
Digium » Asterisk » Version: 13.24.0

cpe:2.3:a:digium:asterisk:13.24.0
Digium » Asterisk » Version: 13.24.1

cpe:2.3:a:digium:asterisk:13.24.1
Digium » Asterisk » Version: 13.25.0

cpe:2.3:a:digium:asterisk:13.25.0
Digium » Asterisk » Version: 13.26.0

cpe:2.3:a:digium:asterisk:13.26.0
Digium » Asterisk » Version: 13.27.0

cpe:2.3:a:digium:asterisk:13.27.0
Digium » Asterisk » Version: 13.27.1

cpe:2.3:a:digium:asterisk:13.27.1
Digium » Asterisk » Version: 13.28.0

cpe:2.3:a:digium:asterisk:13.28.0
Digium » Asterisk » Version: 13.28.1

cpe:2.3:a:digium:asterisk:13.28.1
Digium » Asterisk » Version: 13.29.0

cpe:2.3:a:digium:asterisk:13.29.0
Digium » Asterisk » Version: 13.29.1

cpe:2.3:a:digium:asterisk:13.29.1
Digium » Asterisk » Version: 13.3.0

cpe:2.3:a:digium:asterisk:13.3.0
Digium » Asterisk » Version: 13.3.1

cpe:2.3:a:digium:asterisk:13.3.1
Digium » Asterisk » Version: 13.3.2

cpe:2.3:a:digium:asterisk:13.3.2
Digium » Asterisk » Version: 13.4.0

cpe:2.3:a:digium:asterisk:13.4.0
Digium » Asterisk » Version: 13.5.0

cpe:2.3:a:digium:asterisk:13.5.0
Digium » Asterisk » Version: 13.6.0

cpe:2.3:a:digium:asterisk:13.6.0
Digium » Asterisk » Version: 13.7.0

cpe:2.3:a:digium:asterisk:13.7.0
Digium » Asterisk » Version: 13.7.1

cpe:2.3:a:digium:asterisk:13.7.1
Digium » Asterisk » Version: 13.7.2

cpe:2.3:a:digium:asterisk:13.7.2
Digium » Asterisk » Version: 13.8.0

cpe:2.3:a:digium:asterisk:13.8.0
Digium » Asterisk » Version: 13.8.1

cpe:2.3:a:digium:asterisk:13.8.1
Digium » Asterisk » Version: 13.8.2

cpe:2.3:a:digium:asterisk:13.8.2
Digium » Asterisk » Version: 13.9.0

cpe:2.3:a:digium:asterisk:13.9.0
Digium » Asterisk » Version: 13.9.1

cpe:2.3:a:digium:asterisk:13.9.1
Digium » Certified Asterisk » Version: 13.21

cpe:2.3:a:digium:certified_asterisk:13.21
Debian » Debian Linux » Version: 9.0

cpe:2.3:o:debian:debian_linux:9.0

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2019-18976

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