CVE-2015-7755

Juniper SSH Backdoor Scanner

Severity Score

10.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Juniper ScreenOS 6.2.0r15 hasta la versión 6.2.0r18, 6.3.0r12 en versiones anteriores a 6.3.0r12b, 6.3.0r13 en versiones anteriores a 6.3.0r13b, 6.3.0r14 en versiones anteriores a 6.3.0r14b, 6.3.0r15 en versiones anteriores a 6.3.0r15b, 6.3.0r16 en versiones anteriores a 6.3.0r16b, 6.3.0r17 en versiones anteriores a 6.3.0r17b, 6.3.0r18 en versiones anteriores a 6.3.0r18b, 6.3.0r19 en versiones anteriores a 6.3.0r19b y 6.3.0r20 en versiones anteriores a 6.3.0r21 permite a atacantes remotos obtener acceso administrativo entrando una contraseña no especificada durante una sesión (1) SSH o (2) TELNET.

*Credits: N/A

CVSS Scores

NISTv2 10.0

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-10-08 CVE Reserved
2015-12-19 CVE Published
2015-12-22 First Exploit
2024-08-06 CVE Updated
2024-08-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-287: Improper Authentication

CAPEC

References (14)

URL	Tag	Source
http://arstechnica.com/security/2015/12/unauthorized-code-in-juniper-firewalls-decrypts-encrypted-vpn-traffic	X_refsource_misc
http://twitter.com/cryptoron/statuses/677900647560253442	X_refsource_misc
http://www.forbes.com/sites/thomasbrewster/2015/12/18/juniper-says-it-didnt-work-with-government-to-add-unauthorized-code-to-network-gear	X_refsource_misc
http://www.kb.cert.org/vuls/id/640184	Third Party Advisory
http://www.securityfocus.com/bid/79626	Vdb Entry
http://www.securitytracker.com/id/1034489	Vdb Entry
http://www.wired.com/2015/12/juniper-networks-hidden-backdoors-show-the-risk-of-government-backdoors	X_refsource_misc
https://adamcaudill.com/2015/12/17/much-ado-about-juniper	X_refsource_misc
https://forums.juniper.net/t5/Security-Incident-Response/Important-Announcement-about-ScreenOS/ba-p/285554	X_refsource_confirm
https://github.com/hdm/juniper-cve-2015-7755	X_refsource_misc
https://www.rapid7.com/blog/post/2015/12/20/cve-2015-7755-juniper-screenos-authentication-backdoor
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10713

URL	Date	SRC
https://github.com/cinno/CVE-2015-7755-POC	2015-12-22
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10713	2024-08-06

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Juniper Search vendor "Juniper"		Screenos Search vendor "Juniper" for product "Screenos"				6.3.0 Search vendor "Juniper" for product "Screenos" and version "6.3.0"		r17		Affected
Juniper Search vendor "Juniper"		Screenos Search vendor "Juniper" for product "Screenos"				6.3.0 Search vendor "Juniper" for product "Screenos" and version "6.3.0"		r18		Affected
Juniper Search vendor "Juniper"		Screenos Search vendor "Juniper" for product "Screenos"				6.3.0 Search vendor "Juniper" for product "Screenos" and version "6.3.0"		r19		Affected
Juniper Search vendor "Juniper"		Screenos Search vendor "Juniper" for product "Screenos"				6.3.0 Search vendor "Juniper" for product "Screenos" and version "6.3.0"		r20		Affected