1. Home
  2. CVE Database
  3. CVE-2022-22221
HIGH · 7.8

CVE-2022-22221

An Improper Neutralization of Special Elements vulnerability in the download manager of Juniper Networks Junos OS on SRX Series and EX Series allows a locally authenticated attacker with low privilege...

Vulnerability Description

An Improper Neutralization of Special Elements vulnerability in the download manager of Juniper Networks Junos OS on SRX Series and EX Series allows a locally authenticated attacker with low privileges to take full control over the device. One aspect of this vulnerability is that the attacker needs to be able to execute any of the "request ..." or "show system download ..." commands. This issue affects Juniper Networks Junos OS on SRX Series and EX Series: All versions prior to 19.2R1-S9, 19.2R3-S5; 19.3 versions prior to 19.3R3-S6; 19.4 versions prior to 19.4R3-S8; 20.1 versions prior to 20.1R3-S4; 20.2 versions prior to 20.2R3-S4; 20.3 versions prior to 20.3R3-S3; 20.4 versions prior to 20.4R3-S2, 20.4R3-S3; 21.1 versions prior to 21.1R3-S1; 21.2 versions prior to 21.2R2-S2, 21.2R3; 21.3 versions prior to 21.3R2, 21.3R3; 21.4 versions prior to 21.4R1-S1, 21.4R2.

CVSS Score

7.8

HIGH

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

Affected Products

VendorProductVersions
JuniperJunos< 19.2
JuniperEx Redundant Power System-
JuniperEx2200-
JuniperEx2200-C-
JuniperEx2200-Vc-
JuniperEx2300-
JuniperEx2300-C-
JuniperEx2300M-
JuniperEx3200-
JuniperEx3300-
JuniperEx3300-Vc-
JuniperEx3400-
JuniperEx4200-
JuniperEx4200-Vc-
JuniperEx4300-
JuniperEx4300-24P-
JuniperEx4300-24P-S-
JuniperEx4300-24T-
JuniperEx4300-24T-S-
JuniperEx4300-32F-

References

FAQ

What is CVE-2022-22221?

CVE-2022-22221 is a vulnerability with a CVSS score of 7.8 (HIGH). An Improper Neutralization of Special Elements vulnerability in the download manager of Juniper Networks Junos OS on SRX Series and EX Series allows a locally authenticated attacker with low privilege...

How severe is CVE-2022-22221?

CVE-2022-22221 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-22221?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Ex Redundant Power System, Juniper Ex2200, Juniper Ex2200-C, Juniper Ex2200-Vc.