CVE-2023-36844
CISA 기관 조치 기한: 2023-11-17
Juniper Junos OS
Qualys 위협 인텔 · 심각도 3/5 · QID 44099 · Hardware
공개 익스플로잇
실제 공격 관측
쉬운 악용
악성코드 연계
웜 전파
인증 불필요
원격코드실행
랜섬웨어 연계
CISA KEV
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.
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.
KEV 필수 조치: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
타임라인
- NVD 공개
- CISA KEV 등재(실제 악용 확인) 공개 후 88일
- CISA 기관 조치 기한 경과
날짜 정보 없는 신호: 공개 PoC 2건 실제 공격 관측 웜 전파
벡터: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
공개 익스플로잇 / PoC
- GitHub 공개 PoC 2건 — 대표 레포 ↗