Vulnerability · Published Jul 20, 2022 · Assigned by juniper
CVE-2022-22221Junos OS: SRX and EX Series: Local privilege escalation flaw in "download" functionality
High 7.8
In plain English
A high-severity security flaw in Junos OS from Juniper Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Juniper Networks | Junos OS | unspecified – before 19.1R3-S919.2 – before 19.2R1-S9, 19.2R3-S519.3 – before 19.3R3-S619.4 – before 19.4R3-S820.1 – before 20.1R3-S420.2 – before 20.2R3-S420.3 – before 20.3R3-S320.4 – before 20.4R3-S2, 20.4R3-S3 |
References
- https://kb.juniper.net/JSA69725 x_refsource_CONFIRM