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Vulnerability record · CVE-2018-0059 · published 10 October 2018

CVE-2018-0059: Juniper netscreen screenos cross-site scripting vulnerability

Juniper · Netscreen Screenos

A persistent cross-site scripting vulnerability in the graphical user interface of ScreenOS may allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a web administration session, possibly tricking a follow-on administrative user to perform administrative actions on the device. Affected releases are Juniper Networks ScreenOS 6.3.0 versions prior to 6.3.0r26.

5.4 CVSS 3.0 Medium EPSS 0.80% · top 45.1% CWE-79 · Cross-site scripting
5.4CVSS 3.0 base score, v2 3.5
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A persistent cross-site scripting vulnerability in the graphical user interface of ScreenOS may allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a web administration session, possibly tricking a follow-on administrative user to perform administrative actions on the device. Affected releases are Juniper Networks ScreenOS 6.3.0 versions prior to 6.3.0r26.

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://kb.juniper.net/JSA10894 Vendor Advisory
https://kb.juniper.net/JSA10894 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

5.0CVE-2005-2640Neoteris instant virtual extranet vulnerabilityBehavioral discrepancy information leak in Juniper Netscreen VPN running ScreenOS 5.2.0 and earlier, when using IKE with pre-shared key authenticatio…EPSS 7.1%5.0CVE-2004-1446Juniper netscreen screenos vulnerabilityUnknown vulnerability in ScreenOS in Juniper Networks NetScreen firewall 3.x through 5.x allows remote attackers to cause a denial of service (device…EPSS 3.1%5.0CVE-2002-1547Juniper netscreen screenos vulnerabilityNetscreen running ScreenOS 4.0.0r6 and earlier allows remote attackers to cause a denial of service via a malformed SSH packet to the Secure Command …EPSS 3.5%5.0CVE-2002-2150Juniper netscreen screenos vulnerabilityFirewalls from multiple vendors empty state tables more slowly than they are filled, which allows remote attackers to flood state tables with packet …EPSS 2.0%5.0CVE-2002-0891Juniper netscreen screenos vulnerabilityThe web interface (WebUI) of NetScreen ScreenOS before 2.6.1r8, and certain 2.8.x and 3.0.x versions before 3.0.3r1, allows remote attackers to cause…EPSS 1.6%4.3CVE-2008-6096Juniper netscreen screenos cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in Juniper NetScreen ScreenOS before 5.4r10, 6.0r6, and 6.1r2 allows remote attackers to inject arbitrary we…EPSS 1.0%2.1CVE-2002-0234Juniper netscreen screenos vulnerabilityNetScreen ScreenOS before 2.6.1 does not support a maximum number of concurrent sessions for a system, which allows an attacker on the trusted networ…EPSS 0.35%2.1CVE-2001-0589Juniper netscreen screenos vulnerabilityNetScreen ScreenOS prior to 2.5r6 on the NetScreen-10 and Netscreen-100 can allow a local attacker to bypass the DMZ 'denial' policy via specific tra…EPSS 0.33%

Source: NIST National Vulnerability Database (record CVE-2018-0059), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.