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freebsdFreeBSD94C6951A-0D04-11EA-87CA-001999F8D30B
HistoryNov 07, 2019 - 12:00 a.m.

asterisk -- Re-invite with T.38 and malformed SDP causes crash

2019-11-0700:00:00
vuxml.freebsd.org
10

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.062 Low

EPSS

Percentile

93.6%

JSON

The Asterisk project reports:

If Asterisk receives a re-invite initiating T.38 faxing
and has a port of 0 and no c line in the SDP, a crash
will occur.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchasterisk13< 13.29.2UNKNOWN

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5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.062 Low

EPSS

Percentile

93.6%

JSON
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