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HIGH · 7.5

CVE-2022-22206

A Buffer Overflow vulnerability in the PFE of Juniper Networks Junos OS on SRX series allows an unauthenticated network based attacker to cause a Denial of Service (DoS). The PFE will crash when speci...

Vulnerability Description

A Buffer Overflow vulnerability in the PFE of Juniper Networks Junos OS on SRX series allows an unauthenticated network based attacker to cause a Denial of Service (DoS). The PFE will crash when specific traffic is scanned by Enhanced Web Filtering safe-search feature of UTM (Unified Threat management). Continued receipt of this specific traffic will create a sustained Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS: 20.2 versions prior to 20.2R3-S4 on SRX Series; 20.3 versions prior to 20.3R3-S3 on SRX Series; 20.4 versions prior to 20.4R3-S3 on SRX Series; 21.1 versions prior to 21.1R3-S1 on SRX Series; 21.2 versions prior to 21.2R2-S2, 21.2R3 on SRX Series; 21.3 versions prior to 21.3R2 on SRX Series; 21.4 versions prior to 21.4R2 on SRX Series. This issue does not affect Juniper Networks Junos OS versions prior to 20.2R1.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
JuniperJunos20.2
JuniperSrx100-
JuniperSrx110-
JuniperSrx1400-
JuniperSrx1500-
JuniperSrx210-
JuniperSrx220-
JuniperSrx240-
JuniperSrx240H2-
JuniperSrx300-
JuniperSrx320-
JuniperSrx340-
JuniperSrx3400-
JuniperSrx345-
JuniperSrx3600-
JuniperSrx380-
JuniperSrx4000-
JuniperSrx4100-
JuniperSrx4200-
JuniperSrx4600-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2022-22206?

CVE-2022-22206 is a vulnerability with a CVSS score of 7.5 (HIGH). A Buffer Overflow vulnerability in the PFE of Juniper Networks Junos OS on SRX series allows an unauthenticated network based attacker to cause a Denial of Service (DoS). The PFE will crash when speci...

How severe is CVE-2022-22206?

CVE-2022-22206 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-22206?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Srx100, Juniper Srx110, Juniper Srx1400, Juniper Srx1500.