CVE-2015-7755

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 61,1%

Kerentanan Improper Authentication pada juniper screenos. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 2 Oktober 2025, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before 6.3.0r12b, 6.3.0r13 before 6.3.0r13b, 6.3.0r14 before 6.3.0r14b, 6.3.0r15 before 6.3.0r15b, 6.3.0r16 before 6.3.0r16b, 6.3.0r17 before 6.3.0r17b, 6.3.0r18 before 6.3.0r18b, 6.3.0r19 before 6.3.0r19b, and 6.3.0r20 before 6.3.0r21 allows remote attackers to obtain administrative access by entering an unspecified password during a (1) SSH or (2) TELNET session.

Rincian

Terbit di NVD

19 Desember 2015

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-287: Improper Authentication

EPSS (30 hari)

61,1% peluang dieksploitasi; lebih tinggi dari 99,1% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Juniper ScreenOS Improper Authentication Vulnerability

Masuk KEV

2 Oktober 2025

Tenggat CISA

23 Oktober 2025 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10713 exploit · advisory vendor
• https://forums.juniper.net/t5/Security-Incident-Response/Important-Announcement-about-ScreenOS/ba-p/285554 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-7755 pemerintah AS
• http://arstechnica.com/security/2015/12/unauthorized-code-in-juniper-firewalls-decrypts-encrypted-vpn-traffic/ advisory pihak ketiga
• http://www.kb.cert.org/vuls/id/640184 advisory pihak ketiga
• http://www.wired.com/2015/12/juniper-networks-hidden-backdoors-show-the-risk-of-government-backdoors/ advisory pihak ketiga
• https://adamcaudill.com/2015/12/17/much-ado-about-juniper/ advisory pihak ketiga
• https://github.com/hdm/juniper-cve-2015-7755 advisory pihak ketiga
• http://twitter.com/cryptoron/statuses/677900647560253442 broken link
• http://www.forbes.com/sites/thomasbrewster/2015/12/18/juniper-says-it-didnt-work-with-government-to-add-unauth... permissions required
• http://www.securityfocus.com/bid/79626 broken link
• http://www.securitytracker.com/id/1034489 broken link