High severity · published Jul 11, 2024
CVE-2024-39546
Junos OS Evolved: Local low-privilege user can gain root permissions leading to privilege escalation
7.3
CVSS
0.2%
EPSS
No
On KEV
Description
A Missing Authorization vulnerability in the Socket Intercept (SI) command file interface of Juniper Networks Junos OS Evolved allows an authenticated, low-privilege local attacker to modify certain files, allowing the attacker to cause any command to execute with root privileges leading to privilege escalation ultimately compromising the system.
This issue affects Junos OS Evolved:
* All versions prior to 21.2R3-S8-EVO,
* 21.4 versions prior to 21.4R3-S6-EVO,
* 22.1 versions prior to 22.1R3-S5-EVO,
* 22.2 versions prior to 22.2R3-S3-EVO,
* 22.3 versions prior to 22.3R3-S3-EVO,
* 22.4 versions prior to 22.4R3-EVO,
* 23.2 versions prior to 23.2R2-EVO.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Junos OS Evolved · Juniper Networks
before 21.2R3-S8-EVO; 21.4 before 21.4R3-S6-EVO; 22.1 before 22.1R3-S5-EVO; 22.2 before 22.2R3-S3-EVO; 22.3 before 22.3R3-S3-EVO; 22.4 before 22.4R3-EVO; +1 more · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-39546
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-39546
Vendor Advisory
https://supportportal.juniper.net/JSA83008
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