ScreenOS: XSS vulnerability in ScreenOS Firewall
Published Jul 14, 2017
8.4
HIGHCVSS 3.0
EPSS 1.08%
Description
A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users including the administrator. This enables the lower-privileged user to effectively execute commands with the permissions of an administrator. This issue affects Juniper Networks ScreenOS 6.3.0 releases prior to 6.3.0r24 on SSG Series. No other Juniper Networks products or platforms are affected by this issue.
Affected products
-
- Version 6.3.0 prior to 6.3.0r24StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Juniper Networks | ScreenOS | n/a |
|
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
- 6.3.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Use access lists or firewall filters to limit access to the firewall's WebUI only from trusted hosts.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
1 other source (CVE.org) ▾
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
AV:N/AC:M/Au:S/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.08% (0.01078) | 63.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.08% (0.01078) | 60.56th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00135) | 30.71th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.08% (0.00077) | 34.97th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.08% (0.00077) | 31.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00089) | 36.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.55% (0.01548) | 33.53th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.55% (0.01548) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/99590 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038881 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://kb.juniper.net/JSA10782 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/99590 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1038881 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://kb.juniper.net/JSA10782 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.