Improper certificate validation in Junos OS
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-22156 |
| CWE-ID | CWE-295 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Juniper Junos OS Operating systems & Components / Operating system |
| Vendor | Juniper Networks, Inc. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Improper Certificate Validation
EUVDB-ID: #VU59626
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-22156
CWE-ID:
CWE-295 - Improper Certificate Validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform Person-in-the-Middle (PitM) attack.
The vulnerability exists due to improper certificate validation issue when a system script is fetched from a remote source at a specified HTTPS URL. A remote attacker can perform Person-in-the-Middle (PitM) attacks.
MitigationInstall updates from vendor's website.
Vulnerable software versionsJuniper Junos OS: 18.4 - 21.1R1
External linkshttp://kb.juniper.net/InfoCenter/index?page=content&id=JSA11264&cat=SIRT_1&actp=LIST
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
