CVE-2018-13380
MediumA Cross-site Scripting (XSS) vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.7, 5.4.0 to 5.4.12, 5.2 and below and Fortinet FortiProxy 2.0.0, 1.2.8 and below under SSL VPN web portal allows attacker to execute unauthorized malicious script code via the error or…
Published Jun 4, 2019 · Updated Nov 21, 2024
Key Facts
Patch immediately- CVE-2018-13380 is a medium-severity vulnerability (CVSS 6.1 v3.1) affecting Fortiproxy (Fortinet), Fortios (Fortinet), Fortinet FortiOS and FortiProxy.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 62% probability of exploitation in the next 30 days.
- Fixed versions are available, including Fortios <=5.2, Fortiproxy <=1.2.8, Fortiproxy 1.2.8.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
6.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS (30-day exploit likelihood)
62%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
A Cross-site Scripting (XSS) vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.7, 5.4.0 to 5.4.12, 5.2 and below and Fortinet FortiProxy 2.0.0, 1.2.8 and below under SSL VPN web portal allows attacker to execute unauthorized malicious script code via the error or message handling parameters.
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| FortiproxyFortinet | 2.0.0 | 1.2.8 |
| FortiosFortinet | See advisory | 5.2 |
| Fortinet FortiOS and FortiProxy | >= FortiGate 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4.0 through 5.4.12, 5.2 and earlier and FortiProxy versions 2.0.0, 1.2.8 and earlier | n/a |
Patched Releases
Fortios
<=5.2
Fortiproxy
<=1.2.8
Timeline
Publicly disclosed
Jun 4, 2019
Last updated
Nov 21, 2024
Weakness Type
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
FAQ
Common Questions.
A Cross-site Scripting (XSS) vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.7, 5.4.0 to 5.4.12, 5.2 and below and Fortinet FortiProxy 2.0.0, 1.2.8 and below under SSL VPN web portal allows attacker to execute unauthorized malicious script code via the error or message handling parameters.
Affected: Fortiproxy (Fortinet) versions 2.0.0; Fortios (Fortinet); Fortinet FortiOS and FortiProxy versions >= FortiGate 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4.0 through 5.4.12, 5.2 and earlier and FortiProxy versions 2.0.0, 1.2.8 and earlier. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Fortios <=5.2, Fortiproxy <=1.2.8, Fortiproxy 1.2.8.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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