Fortinet FortiOS up to 5.4.5 Web API params input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in Fortinet FortiOS up to 5.4.5 (Firewall Software). This affects an unknown functionality of the component Web API. The manipulation of the argument params
as part of a Parameter leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. This is going to have an impact on availability. The summary by CVE is:
A Denial of Service (DoS) vulnerability in Fortinet FortiOS 5.4.0 to 5.4.5 allows an authenticated user to cause the web GUI to be temporarily unresponsive, via passing a specially crafted payload to the 'params' parameter of the JSON web API.
The bug was discovered 10/24/2017. The weakness was released 10/27/2017 (Website). It is possible to read the advisory at fortiguard.com. This vulnerability is uniquely identified as CVE-2017-14182 since 09/07/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. Technical details of the vulnerability are known, but there is no available exploit.
The vulnerability scanner Nessus provides a plugin with the ID 104352 (Fortinet FortiOS 5.4.x < 5.4.6 Denial of Service (FG-IR-17-206)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (104352).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 104352
Nessus Name: Fortinet FortiOS 5.4.x < 5.4.6 Denial of Service (FG-IR-17-206)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
09/07/2017 🔍10/24/2017 🔍
10/24/2017 🔍
10/24/2017 🔍
10/27/2017 🔍
10/27/2017 🔍
10/28/2017 🔍
11/02/2017 🔍
01/21/2021 🔍
Sources
Vendor: fortinet.comAdvisory: fortiguard.com
Researcher: Cody
Status: Not defined
Confirmation: 🔍
CVE: CVE-2017-14182 (🔍)
SecurityTracker: 1039678
SecurityFocus: 101559
Entry
Created: 10/28/2017 10:28Updated: 01/21/2021 07:03
Changes: 10/28/2017 10:28 (67), 12/01/2019 15:59 (4), 01/21/2021 06:56 (3), 01/21/2021 07:03 (3)
Complete: 🔍
Cache ID: 3:972:103
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