ScreenOS: XSS vulnerability in ScreenOS Firewall
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
A reflected cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a network based attacker to inject HTML/JavaScript content into the management session of other users including the administrator. This enables the attacker 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.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Juniper | ScreenOS | 6.3.0 to before 6.3.0r24 | 6.3.0r24 | Patch available | CNA |
- ScreenOS VendorJuniper Affected 6.3.0 to before 6.3.0r24 Fixed in 6.3.0r24 Patch available CNA
CPE configurations NVD · 24
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:screenos:6.3.0:*:*:*:*:*:*:* | 6.3.0 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r1:*:*:*:*:*:* | 6.3.0 r1 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r10:*:*:*:*:*:* | 6.3.0 r10 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r11:*:*:*:*:*:* | 6.3.0 r11 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r12:*:*:*:*:*:* | 6.3.0 r12 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r13:*:*:*:*:*:* | 6.3.0 r13 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r14:*:*:*:*:*:* | 6.3.0 r14 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r15:*:*:*:*:*:* | 6.3.0 r15 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r16:*:*:*:*:*:* | 6.3.0 r16 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r17:*:*:*:*:*:* | 6.3.0 r17 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:screenos:6.3.0:*:*:*:*:*:*:* Versions 6.3.0 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r1:*:*:*:*:*:* Versions 6.3.0 r1 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r10:*:*:*:*:*:* Versions 6.3.0 r10 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r11:*:*:*:*:*:* Versions 6.3.0 r11 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r12:*:*:*:*:*:* Versions 6.3.0 r12 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r13:*:*:*:*:*:* Versions 6.3.0 r13 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r14:*:*:*:*:*:* Versions 6.3.0 r14 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r15:*:*:*:*:*:* Versions 6.3.0 r15 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r16:*:*:*:*:*:* Versions 6.3.0 r16 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r17:*:*:*:*:*:* Versions 6.3.0 r17 Vulnerable ·Juniper
Show 14 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:juniper:screenos:6.3.0:r18:*:*:*:*:*:* | 6.3.0 r18 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r19:*:*:*:*:*:* | 6.3.0 r19 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r2:*:*:*:*:*:* | 6.3.0 r2 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r21:*:*:*:*:*:* | 6.3.0 r21 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r22:*:*:*:*:*:* | 6.3.0 r22 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r23:*:*:*:*:*:* | 6.3.0 r23 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r23b:*:*:*:*:*:* | 6.3.0 r23b | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r3:*:*:*:*:*:* | 6.3.0 r3 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r4:*:*:*:*:*:* | 6.3.0 r4 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r5:*:*:*:*:*:* | 6.3.0 r5 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r6:*:*:*:*:*:* | 6.3.0 r6 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r7:*:*:*:*:*:* | 6.3.0 r7 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r8:*:*:*:*:*:* | 6.3.0 r8 | Vulnerable | Juniper |
| cpe:2.3:o:juniper:screenos:6.3.0:r9:*:*:*:*:*:* | 6.3.0 r9 | Vulnerable | Juniper |
- cpe:2.3:o:juniper:screenos:6.3.0:r18:*:*:*:*:*:* Versions 6.3.0 r18 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r19:*:*:*:*:*:* Versions 6.3.0 r19 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r2:*:*:*:*:*:* Versions 6.3.0 r2 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r21:*:*:*:*:*:* Versions 6.3.0 r21 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r22:*:*:*:*:*:* Versions 6.3.0 r22 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r23:*:*:*:*:*:* Versions 6.3.0 r23 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r23b:*:*:*:*:*:* Versions 6.3.0 r23b Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r3:*:*:*:*:*:* Versions 6.3.0 r3 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r4:*:*:*:*:*:* Versions 6.3.0 r4 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r5:*:*:*:*:*:* Versions 6.3.0 r5 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r6:*:*:*:*:*:* Versions 6.3.0 r6 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r7:*:*:*:*:*:* Versions 6.3.0 r7 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r8:*:*:*:*:*:* Versions 6.3.0 r8 Vulnerable ·Juniper
- cpe:2.3:o:juniper:screenos:6.3.0:r9:*:*:*:*:*:* Versions 6.3.0 r9 Vulnerable ·Juniper
Remediation
- Fix · CNA ScreenOS (Juniper Networks) Fixed in 6.3.0r24
Timeline
- 2026-10-02 Threatist record created from CVE-2017-2336
- 2026-10-03 Alias added: GHSA-qgvx-4g6f-j5mh
References
Advisory 1
More Juniper Screenos vulnerabilities
- TI-2015-06436 Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before 6.3.0r12b, 6.3.0r13 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-06435 Juniper ScreenOS before 6.3.0r21, when ssh-pka is configured and enabled, allows remote… CVSS 3.0HIGH 8.1
- TI-2014-02278 Juniper ScreenOS 6.3 and earlier allows remote attackers to cause a denial of service… CVSS 2.0HIGH 7.8
- TI-2017-01620 ScreenOS: XSS vulnerability in ScreenOS Firewall CVSS 3.0HIGH 8.4
- TI-2017-01619 ScreenOS: XSS vulnerability in ScreenOS Firewall CVSS 3.0HIGH 8.4
- TI-2017-01618 ScreenOS: XSS vulnerability in ScreenOS Firewall CVSS 3.0HIGH 8.4
Sources
- CVE-2017-2336 · CVE Program
- CVE-2017-2336 · NVD
- FIRST EPSS
- GHSA-qgvx-4g6f-j5mh · GitHub Advisory Database · CC BY 4.0
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