FKIE_CVE-2023-36844
Vulnerability from fkie_nvd - Published: 2023-08-17 20:15 - Updated: 2025-10-24 16:44
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to control certain, important environment variables.
Using a crafted request an attacker is able to modify
certain PHP environment variables leading to partial loss of integrity, which may allow chaining to other vulnerabilities.
This issue affects Juniper Networks Junos OS on EX Series:
* All versions prior to 20.4R3-S9;
* 21.1 versions 21.1R1 and later;
* 21.2 versions prior to 21.2R3-S7;
* 21.3 versions
prior to
21.3R3-S5;
* 21.4 versions
prior to
21.4R3-S5;
* 22.1 versions
prior to
22.1R3-S4;
* 22.2 versions
prior to
22.2R3-S2;
* 22.3 versions
prior to 22.3R3-S1;
* 22.4 versions
prior to
22.4R2-S2, 22.4R3;
* 23.2 versions prior to
23.2R1-S1, 23.2R2.
References
| URL | Tags | ||
|---|---|---|---|
| sirt@juniper.net | http://packetstormsecurity.com/files/174865/Juniper-SRX-Firewall-EX-Switch-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
| sirt@juniper.net | https://supportportal.juniper.net/JSA72300 | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | http://packetstormsecurity.com/files/174865/Juniper-SRX-Firewall-EX-Switch-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
| af854a3a-2127-422b-91ae-364da2661108 | https://supportportal.juniper.net/JSA72300 | Vendor Advisory | |
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-36844 | US Government Resource |
Impacted products
{
"cisaActionDue": "2023-11-17",
"cisaExploitAdd": "2023-11-13",
"cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
"cisaVulnerabilityName": "Juniper Junos OS EX Series PHP External Variable Modification Vulnerability",
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"value": "A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to control certain, important environment variables.\n\nUsing a crafted request an attacker is able to modify \n\ncertain PHP environment variables\u00a0leading to partial loss of integrity,\u00a0which may allow chaining to other vulnerabilities.\nThis issue affects Juniper Networks Junos OS on EX Series:\n\n\n\n * All versions prior to 20.4R3-S9;\n * 21.1 versions 21.1R1 and later;\n * 21.2 versions prior to 21.2R3-S7;\n * 21.3 versions \n\nprior to \n\n 21.3R3-S5;\n * 21.4 versions \n\nprior to \n\n21.4R3-S5;\n * 22.1 versions \n\nprior to \n\n22.1R3-S4;\n * 22.2 versions \n\nprior to \n\n22.2R3-S2;\n * 22.3 versions \n\nprior to 22.3R3-S1;\n * 22.4 versions \n\nprior to \n\n22.4R2-S2, 22.4R3;\n * 23.2 versions prior to \n\n23.2R1-S1, 23.2R2."
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"value": "Una vulnerabilidad de modificaci\u00f3n de variables externas de PHP en J-Web de Juniper Networks Junos OS en la serie EX permite a un atacante no autenticado basado en red controlar ciertas variables de entorno importantes. Mediante una solicitud falsificada, un atacante puede modificar determinadas variables de entorno de PHP, lo que conduce a una p\u00e9rdida parcial de la integridad, que puede permitir el encadenamiento con otras vulnerabilidades. Este problema afecta al sistema operativo Junos de Juniper Networks en la serie EX: \n* Todas las versiones anteriores a 20.4R3-S9; \n* 21.1: versiones 21.1R1 y posteriores; \n* 21.2: versiones anteriores a 21.2R3-S7; \n* 21.3: versiones anteriores a 21.3R3-S5; \n* 21.4: versiones anteriores a 21.4R3-S5; \n* 22.1: versiones anteriores a 22.1R3-S4; \n* 22.2: versiones anteriores a 22.2R3-S2; \n* 22.3: versiones anteriores a 22.3R3-S1; \n* 22.4: versiones anteriores a 22.4R2-S2, 22.4R3; \n* 23.2: versiones anteriores a 23.2R1-S1, 23.2R2."
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"id": "CVE-2023-36844",
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{
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"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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