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CVE-2022-22156— Junos OS: Certificate validation is skipped when fetching system scripts from a HTTPS URL

CVSS 6.5 · Medium EPSS 0.12% · P30
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I. Basic Information for CVE-2022-22156

Vulnerability Information
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Vulnerability Title
Junos OS: Certificate validation is skipped when fetching system scripts from a HTTPS URL
Source: NVD (National Vulnerability Database)
Vulnerability Description
An Improper Certificate Validation weakness in the Juniper Networks Junos OS allows an attacker to perform Person-in-the-Middle (PitM) attacks when a system script is fetched from a remote source at a specified HTTPS URL, which may compromise the integrity and confidentiality of the device. The following command can be executed by an administrator via the CLI to refresh a script from a remote location, which is affected from this vulnerability: >request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url <https-url> This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R1-S1, 21.1R2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不恰当实现的标准安全检查
Source: NVD (National Vulnerability Database)
Vulnerability Title
Juniper Networks Junos OS 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks Junos OS是美国瞻博网络（Juniper Networks）公司的一套专用于该公司的硬件设备的网络操作系统。该操作系统提供了安全编程接口和Junos SDK。 Juniper Networks Junos OS 存在信任管理问题漏洞，该漏洞源于Juniper Networks Junos OS 中的不正确证书验证漏洞允许攻击者在从指定 HTTPS URL 的远程源获取系统脚本时执行中间人 (PitM) 攻击，这可能会损害完整性和机密性的设备。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Juniper NetworksJunos OS unspecified ~ 18.4R2-S9, 18.4R3-S9 -

II. Public POCs for CVE-2022-22156

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III. Intelligence Information for CVE-2022-22156

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Same Patch Batch · Juniper Networks · 2022-01-19 · 27 CVEs total

CVE-2022-221527.7 HIGHContrail Service Orchestration: Tenants able to see other tenants policies via REST API in
CVE-2022-221537.5 HIGHSRX Series and MX Series with SPC3: A high percentage of fragments might lead to high late
CVE-2022-221807.5 HIGHJunos OS: EX2300 Series, EX2300-MP Series, EX3400 Series: A slow memory leak due to proces
CVE-2022-221787.5 HIGHJunos OS: MX and SRX series: Flowd core observed if the SIP ALG is enabled and a specific
CVE-2022-221757.5 HIGHJunos OS: MX Series and SRX Series: The flowd daemon will crash if the SIP ALG is enabled
CVE-2022-221747.5 HIGHJunos OS: QFX5000 Series, EX4600: Device may run out of memory, causing traffic loss, upon
CVE-2022-221737.5 HIGHJunos OS: CRL failing to download causes a memory leak and ultimately a DoS
CVE-2022-221717.5 HIGHJunos OS: Specific packets over VXLAN cause FPC reset
CVE-2022-221707.5 HIGHJunos OS: Specific packets over VXLAN cause FPC memory leak and ultimately reset
CVE-2022-221617.5 HIGHJunos OS: MX104 might become unresponsive if the out-of-band management port receives a fl
CVE-2022-221597.5 HIGHJunos OS: An attacker sending crafted packets can cause a traffic and CPU Denial of Servic
CVE-2022-221767.4 HIGHJunos OS: In a scenario with dhcp-security and option-82 configured jdhcpd crashes upon re
CVE-2022-221637.4 HIGHJunos OS: jdhcpd crashes upon receipt of a specific DHCPv6 packet
CVE-2022-221627.3 HIGHJunos OS: A low privileged user can elevate their privileges to the ones of the highest pr
CVE-2022-221677.2 HIGHJunos OS: SRX Series: If no-syn-check is enabled, traffic classified as UNKNOWN gets permi
CVE-2022-221577.2 HIGHJunos OS: SRX Series: Traffic classification vulnerability when 'no-syn-check' is enabled
CVE-2022-221546.8 MEDIUMJunos Fusion: A Satellite Device can be controlled by rewiring it to a foreign AD causing
CVE-2022-221726.5 MEDIUMJunos OS and Junos OS Evolved: An l2cpd memory leak can occur when specific LLDP packets a
CVE-2022-221796.5 MEDIUMJunos OS: jdhcpd crashes upon receiving a specific DHCP packet
CVE-2022-221556.5 MEDIUMJunos OS: ACX5448: FPC memory leak due to IPv6 neighbor flaps

Showing top 20 of 27 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-358

V. Comments for CVE-2022-22156

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