FKIE_CVE-2023-36845
Vulnerability from fkie_nvd - Published: 2023-08-17 20:15 - Updated: 2025-10-24 16:43
Severity ?
Summary
A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series
and SRX Series
allows an unauthenticated, network-based attacker to remotely execute code.
Using a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution environment allowing the injection und execution of code.
This issue affects Juniper Networks Junos OS on EX Series
and
SRX 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
22.3R2-S2, 22.3R3-S1;
* 22.4 versions
prior to
22.4R2-S1, 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 | http://packetstormsecurity.com/files/176969/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 | http://packetstormsecurity.com/files/176969/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-2023-36845 | 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 and SRX Series PHP External Variable Modification Vulnerability",
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"lang": "en",
"value": "A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series \n\nand SRX Series \n\nallows an unauthenticated, network-based attacker to remotely execute code.\n\nUsing a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution environment allowing the injection und execution of code.\n\n\nThis issue affects Juniper Networks Junos OS on EX Series\n\n\nand \n\n\nSRX Series:\n\n\n\n * All versions prior to \n\n20.4R3-S9;\n * 21.1 versions 21.1R1 and later;\n * 21.2 versions prior to\u00a021.2R3-S7;\n * 21.3 versions prior to\u00a021.3R3-S5;\n * 21.4 versions prior to 21.4R3-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 \n\n22.3R2-S2, 22.3R3-S1;\n * 22.4 versions \n\nprior to \n\n22.4R2-S1, 22.4R3;\n * 23.2 versions prior to 23.2R1-S1, 23.2R2."
},
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"value": "Una vulnerabilidad de modificaci\u00f3n de variable externa PHP en J-Web de Juniper Networks Junos OS en las series EX y SRX permite a un atacante no autenticado basado en red ejecutar c\u00f3digo de forma remota. Mediante una solicitud manipulada que establece la variable PHPRC, un atacante puede modificar el entorno de ejecuci\u00f3n de PHP, lo que permite la inyecci\u00f3n y ejecuci\u00f3n de c\u00f3digo. Este problema afecta al sistema operativo Junos de Juniper Networks en las series EX y SRX: \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 22.3R2-S2, 22.3R3-S1; \n* 22.4: versiones anteriores a 22.4R2-S1, 22.4R3; \n* 23.2: versiones anteriores a 23.2R1-S1, 23.2R2."
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"id": "CVE-2023-36845",
"lastModified": "2025-10-24T16:43:55.083",
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"cvssData": {
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"attackVector": "NETWORK",
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"baseScore": 9.8,
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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}
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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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