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CVE-2021-0249— Junos OS: SRX Series: A remote attacker may be able to cause a PFE buffer overflow to arbitrarily remotely execute code or commands on the target device with UTM enabled.

CVSS 8.1 · High EPSS 0.53% · P67
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I. Basic Information for CVE-2021-0249

Vulnerability Information
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Vulnerability Title
Junos OS: SRX Series: A remote attacker may be able to cause a PFE buffer overflow to arbitrarily remotely execute code or commands on the target device with UTM enabled.
Source: NVD (National Vulnerability Database)
Vulnerability Description
On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to or through the device. This issue affects: Juniper Networks Junos OS on SRX Series: 15.1X49 versions prior to 15.1X49-D190; 17.4 versions prior to 17.4R2-S9; 17.4R3 and later versions prior to 18.1R3-S9; 18.2 versions prior to 18.2R3-S1; 18.3 versions prior to 18.3R2-S3, 18.3R3; 18.4 versions prior to 18.4R2-S3, 18.4R3; 19.1 versions prior to 19.1R1-S4, 19.1R2; 19.2 versions prior to 19.2R1-S1, 19.2R2. An indicator of compromise can be the following text in the UTM log: RT_UTM: AV_FILE_NOT_SCANNED_PASSED_MT:
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Juniper Networks Junos OS 安全漏洞
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。 Junos OS 存在安全漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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 15.1X49 ~ 15.1X49-D190 -

II. Public POCs for CVE-2021-0249

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III. Intelligence Information for CVE-2021-0249

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Same Patch Batch · Juniper Networks · 2021-04-22 · 53 CVEs total

CVE-2021-024810.0 CRITICALNFX Series: Hard-coded credentials allow an attacker to take control of any instance throu
CVE-2021-02549.8 CRITICALJunos OS: Remote code execution vulnerability in overlayd service
CVE-2021-02758.8 HIGHJunos OS: J-Web: Cross-site scripting attack allows an attacker to gain control of another
CVE-2021-02698.8 HIGHJunos OS: J-Web can be compromised through reflected client-side HTTP parameter pollution
CVE-2021-02688.8 HIGHJunos OS: J-Web has an Improper Neutralization of CRLF Sequences in its HTTP Headers which
CVE-2021-02518.6 HIGHJunos OS: MX Series with MS-PIC, MS-SPC3, MS-MIC or MS-MPC: The BRAS Subscriber Services s
CVE-2021-02668.1 HIGHcSRX: Use of Hard-coded Cryptographic Keys allows an attacker to take control of the devic
CVE-2021-02658.1 HIGHContrail Insights: The REST API implementation allows an unauthenticated remote attacker t
CVE-2021-02537.8 HIGHJunos OS: NFX Series: Local Command Execution Vulnerability in JDMD Leads to Privilege Esc
CVE-2021-02457.8 HIGHJunos OS: Junos Fusion: Hard-coded credentials on satellite devices allows a locally authe
CVE-2021-02527.8 HIGHJunos OS: NFX Series: Local Code Execution Vulnerability in JDMD Leads to Privilege Escala
CVE-2021-02507.5 HIGHJunos OS and Junos OS Evolved: An attacker sending a specific crafted BGP update message w
CVE-2021-02707.5 HIGHJunos OS: PTX Series, QFX10K Series: A PTX/QFX FPC may restart unexpectedly with the "inli
CVE-2021-02617.5 HIGHJunos OS: Denial of Service vulnerability in J-Web and web based (HTTP/HTTPS) services cau
CVE-2021-02307.5 HIGHJunos OS: SRX Series: Memory leak when querying Aggregated Ethernet (AE) interface statist
CVE-2021-02277.5 HIGHJunos OS: SRX Series: Denial of Service in J-Web upon receipt of crafted HTTP packets
CVE-2021-02337.5 HIGHJunos OS: ACX500 Series, ACX4000 Series: Denial of Service due to FFEB crash while process
CVE-2021-02407.4 HIGHJunos OS: Receipt of malformed DHCPv6 packets causes jdhcpd to crash and restart.
CVE-2021-02677.4 HIGHJunos OS: Receipt of a crafted DHCP packet will cause the jdhcpd DHCP service to core.
CVE-2021-02597.4 HIGHJunos OS and Junos OS Evolved: QFX5K Series: Underlay network traffic might not be process

Showing top 20 of 53 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks

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