5.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
5.4 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.5%
Asterisk is an open source private branch exchange and telephony toolkit. After upgrade to 18.23.0, ALL unauthorized SIP requests are identified as PJSIP Endpoint of local asterisk server. This vulnerability is fixed in 18.23.1, 20.8.1, and 21.3.1.
[
{
"vendor": "asterisk",
"product": "asterisk",
"versions": [
{
"version": "= 21.3.0",
"status": "affected"
},
{
"version": "= 20.8.0",
"status": "affected"
},
{
"version": "= 18.23.0",
"status": "affected"
}
]
}
]
5.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
5.4 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.5%