Juniper Junos 12.1 TACACS+ access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Juniper Junos 12.1. Affected by this issue is some unknown functionality of the component TACACS+. Such manipulation leads to access control. This vulnerability is referenced as CVE-2014-6384. The attack can only be performed from a local environment. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Juniper Junos 12.1 (Router Operating System) and classified as critical. Affected by this issue is some unknown functionality of the component TACACS+. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability.

The weakness was published 01/14/2015 with Juniper as JSA10667 as confirmed advisory (Website). The advisory is available at kb.juniper.net. This vulnerability is handled as CVE-2014-6384 since 09/11/2014. Local access is required to approach this attack. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:

Due to a problem with processing authorization attributes containing double quotes within the ?TACACS+ configuration, authenticated local users may be allowed to run commands that should be denied to them by policy. This represents a privilege escalation risk.

The vulnerability scanner Nessus provides a plugin with the ID 80955 (Juniper Junos TACACS+ Double Quotes Privilege Escalation (JSA10667)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Junos Local Security Checks.

Upgrading to version 12.1X44-D45, 12.1X46-D25, 12.1X47-D15, 12.3R9, 13.1R4-S3, 13.2R6, 13.3R5, 14.1R3 or 14.2R1 eliminates this vulnerability. The advisory contains the following remark:

Do not use double quotes in TACACS+ configuration for user authorization attributes.

The vulnerability is also documented in the databases at X-Force (100234), Tenable (80955), SecurityFocus (BID 72077†), SecurityTracker (ID 1031547†) and Vulnerability Center (SBV-48073†). Similar entries are available at VDB-68632 and VDB-68631. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 8.4
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 80955
Nessus Name: Juniper Junos TACACS+ Double Quotes Privilege Escalation (JSA10667)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 802738
OpenVAS Name: Junos Privilege Escalation Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Junos 12.1X44-D45/12.1X46-D25/12.1X47-D15/12.3R9/13.1R4-S3/13.2R6/13.3R5/14.1R3/14.2R1

Timelineinfo

09/11/2014 🔍
01/14/2015 +125 days 🔍
01/14/2015 +0 days 🔍
01/15/2015 +1 days 🔍
01/16/2015 +1 days 🔍
01/16/2015 +0 days 🔍
01/16/2015 +0 days 🔍
01/18/2015 +2 days 🔍
01/23/2015 +5 days 🔍
03/02/2022 +2595 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA10667
Organization: Juniper
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-6384 (🔍)
GCVE (CVE): GCVE-0-2014-6384
GCVE (VulDB): GCVE-100-68630
X-Force: 100234 - Juniper Junos double quotes privilege escalation, Medium Risk
SecurityFocus: 72077 - Juniper Junos CVE-2014-6384 Local Privilege Escalation Vulnerability
SecurityTracker: 1031547 - Juniper Junos TACACS+ Configuration Flaw Lets Local Users Gain Elevated Privileges
Vulnerability Center: 48073 - Juniper JunOS Local Code Execution due to Improper Handling of Double Quotes in Authorization Attributes, Medium

See also: 🔍

Entryinfo

Created: 01/16/2015 14:25
Updated: 03/02/2022 15:18
Changes: 01/16/2015 14:25 (79), 04/29/2019 07:04 (6), 03/02/2022 15:12 (2), 03/02/2022 15:18 (1)
Complete: 🔍
Cache ID: 216:003:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!