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CVE-2023-36845

critical · 9.8Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Added 2023-11-13Remediation due 2023-11-17

A public exploit / detection template exists

Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →

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.

9.8
CVSS
95.1%
EPSS (exploit prob.)
100th
EPSS percentile
2023-08-17
Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-473

Affected products

VendorProductAffected versions
juniperjunos< 20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos20.4
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.1
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2
juniperjunos21.2

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2023-36845