Juniper Junos Pulse SSL VPN/UAC Web Server cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

A vulnerability classified as problematic was found in Juniper Junos Pulse (Router Operating System) (affected version unknown). Affected by this vulnerability is an unknown functionality of the component SSL VPN/UAC Web Server. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

The weakness was disclosed 09/15/2014 as JSA10645 as confirmed advisory (Website). The advisory is shared at kb.juniper.net. This vulnerability is known as CVE-2014-3820 since 05/21/2014. The attack can be launched remotely. The successful exploitation needs a single authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The advisory points out:

The issue exists within a web page that is only accessible by an authenticated administrator session.

It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 77689 (Junos Pulse Secure Access IVE / UAC OS XSS (JSA10645)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (95977) and Tenable (77689). The entries 67539, 67538 and 67536 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 77689
Nessus Name: Junos Pulse Secure Access IVE / UAC OS XSS (JSA10645)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

05/21/2014 🔍
09/12/2014 +114 days 🔍
09/12/2014 +0 days 🔍
09/15/2014 +3 days 🔍
09/15/2014 +0 days 🔍
09/15/2014 +0 days 🔍
09/16/2014 +1 days 🔍
09/18/2014 +2 days 🔍
09/29/2014 +11 days 🔍
09/30/2014 +1 days 🔍
02/16/2022 +2696 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA10645
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3820 (🔍)
IAVM: 🔍

X-Force: 95977 - Junos Pulse Secure Access cross-site SSL VPN/UAC web server scripting, High Risk
SecurityTracker: 1030852 - Juniper Junos Pulse Secure Access Service (SSL VPN) Input Validation Flaw Permits Cross-Site Scripting Attacks
Vulnerability Center: 46296 - Juniper IVE IOS and UAC OS Remote XSS via Unspecified Vectors, Critical
SecurityFocus: 69801 - Juniper Junos Pulse Secure Access SSL VPN CVE-2014-3820 Cross Site Scripting Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/18/2014 23:17
Updated: 02/16/2022 02:06
Changes: 09/18/2014 23:17 (73), 04/29/2019 07:04 (9), 02/16/2022 01:57 (2), 02/16/2022 02:06 (1)
Complete: 🔍

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