7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
0.0005 Low
EPSS
Percentile
17.8%
An Improper Check for Unusual or Exceptional Conditions vulnerability in the SIP ALG of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated network-based attacker to cause an integrity impact in connected networks.
If the SIP ALG is configured and a device receives a specifically malformed SIP packet, the device prevents this packet from being forwarded, but any subsequently received retransmissions of the same packet are forwarded as if they were valid.
This issue affects Juniper Networks Junos OS on SRX Series and MX Series:
This issue doesn’t not affected releases prior to 20.4R1.
[
{
"defaultStatus": "unaffected",
"platforms": [
"SRX Series",
"MX Series"
],
"product": "Junos OS",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "20.4R3-S5",
"status": "affected",
"version": "20.4",
"versionType": "semver"
},
{
"lessThan": "21.1R3-S4",
"status": "affected",
"version": "21.1",
"versionType": "semver"
},
{
"lessThan": "21.2R3-S4",
"status": "affected",
"version": "21.2",
"versionType": "semver"
},
{
"lessThan": "21.3R3-S3",
"status": "affected",
"version": "21.3",
"versionType": "semver"
},
{
"lessThan": "21.4R3-S2",
"status": "affected",
"version": "21.4",
"versionType": "semver"
},
{
"lessThan": "22.1R2-S2, 22.1R3",
"status": "affected",
"version": "22.1",
"versionType": "semver"
},
{
"lessThan": "22.2R2-S1, 22.2R3",
"status": "affected",
"version": "22.2",
"versionType": "semver"
},
{
"lessThan": "22.3R1-S2, 22.3R2",
"status": "affected",
"version": "22.3",
"versionType": "semver"
},
{
"lessThan": "20.4R1",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
]