Fortinet FortiProxy/FortiOS HTTP Request numeric truncation error
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability was found in Fortinet FortiProxy and FortiOS (Firewall Software) (affected version unknown). It has been declared as critical. This vulnerability affects an unknown functionality of the component HTTP Request Handler. The manipulation with an unknown input leads to a numeric truncation error vulnerability. The CWE definition for the vulnerability is CWE-197. Truncation errors occur when a primitive is cast to a primitive of a smaller size and data is lost in the conversion. As an impact it is known to affect availability. CVE summarizes:
A numeric truncation error in Fortinet FortiProxy version 7.2.0 through 7.2.4, FortiProxy version 7.0.0 through 7.0.10, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1, all versions, FortiProxy 1.0 all versions, FortiOS version 7.4.0, FortiOS version 7.2.0 through 7.2.5, FortiOS version 7.0.0 through 7.0.12, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions allows attacker to denial of service via specifically crafted HTTP requests.
The weakness was released 11/14/2023 as FG-IR-23-151. The advisory is shared for download at fortiguard.com. This vulnerability was named CVE-2023-36641 since 06/25/2023. There are neither technical details nor an exploit publicly available.
Upgrading eliminates this vulnerability.
Entries connected to this vulnerability are available at VDB-264253, VDB-264254, VDB-264255 and VDB-264318.
Product
Type
Vendor
Name
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: 6.5VulDB Meta Temp Score: 6.3
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 6.5
CNA Vector (Fortinet, Inc.): 🔒
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Numeric truncation errorCWE: CWE-197 / CWE-189
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 |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Timeline
06/25/2023 CVE reserved11/14/2023 Advisory disclosed
11/14/2023 VulDB entry created
12/08/2023 VulDB entry last update
Sources
Vendor: fortinet.comAdvisory: FG-IR-23-151
Status: Confirmed
CVE: CVE-2023-36641 (🔒)
See also: 🔒
Entry
Created: 11/14/2023 19:16Updated: 12/08/2023 13:23
Changes: 11/14/2023 19:16 (48), 12/08/2023 13:23 (1)
Complete: 🔍
Cache ID: 18:250:103
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