CVE-2020-1607: Junos OS: Cross-Site Scripting (XSS) in J-Web
Insufficient Cross-Site Scripting (XSS) protection in J-Web may potentially allow a remote attacker to inject web script or HTML, hijack the target user's J-Web session and perform administrative actions on the Junos device as the targeted user. This issue affects Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S15; 12.3X48 versions prior to 12.3X48-D86, 12.3X48-D90 on SRX Series; 14.1X53 versions prior to 14.1X53-D51 on EX and QFX Series; 15.1F6 versions prior to 15.1F6-S13; 15.1 versions prior to 15.1R7-S5; 15.1X49 versions prior to 15.1X49-D181, 15.1X49-D190 on SRX Series; 15.1X53 versions prior to 15.1X53-D238 on QFX5200/QFX5110 Series; 15.1X53 versions prior to 15.1X53-D592 on EX2300/EX3400 Series; 16.1 versions prior to 16.1R4-S13, 16.1R7-S5; 16.2 versions prior to 16.2R2-S10; 17.1 versions prior to 17.1R2-S11, 17.1R3-S1; 17.2 versions prior to 17.2R1-S9, 17.2R3-S2; 17.3 versions prior to 17.3R2-S5, 17.3R3-S5; 17.4 versions prior to 17.4R2-S6, 17.4R3; 18.1 versions prior to 18.1R3-S7; 18.2 versions prior to 18.2R2-S5, 18.2R3; 18.3 versions prior to 18.3R1-S6, 18.3R2-S1, 18.3R3; 18.4 versions prior to 18.4R1-S5, 18.4R2; 19.1 versions prior to 19.1R1-S2, 19.1R2.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 12.3R12-S15 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 12.3X48-D86 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 12.3X48-D90 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 14.1X53-D51 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1F6-S13 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1R7-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1X49-D181 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1X49-D190 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1X53-D238 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 15.1X53-D592 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 16.1R4-S13 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 16.1R7-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 16.2R2-S10 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.1R2-S11 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.1R3-S1 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.2R1-S9 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.2R3-S2 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.3R2-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.3R3-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.4R2-S6 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 17.4R3 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.1R3-S7 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.2R2-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.2R3 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.3R1-S6 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.3R2-S1 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.3R3 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.4R1-S5 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 18.4R2 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 19.1R1-S2 - Upgrade
Upgrade
Junos OS (J-Web)to a version that resolves this vulnerability.Fixed in 19.1R2
Event History
Frequently Asked Questions
What is the severity of CVE-2020-1607?
CVE-2020-1607 has a medium severity rating that allows remote attackers to exploit insufficient cross-site scripting protection.
How do I fix CVE-2020-1607?
To fix CVE-2020-1607, update your affected Junos software to the patched version recommended by Juniper Networks.
What versions of Junos are affected by CVE-2020-1607?
CVE-2020-1607 affects multiple versions of Junos such as 12.3, 15.1, and several others, particularly in the 12.3 and 15.1 series.
What type of vulnerability is CVE-2020-1607?
CVE-2020-1607 is classified as a cross-site scripting (XSS) vulnerability affecting the Junos Web-based management interface.
Can CVE-2020-1607 lead to a complete system compromise?
Yes, if exploited, CVE-2020-1607 could allow an attacker to hijack a user's J-Web session and perform administrative actions.