What is CVE-2023-45586?
An insufficient verification of data authenticity vulnerability [CWE-345] in Fortinet FortiOS SSL-VPN tunnel mode version 7.4.0 through 7.4.1, version 7.2.0 through 7.2.7 and before 7.0.12 & FortiProxy SSL-VPN tunnel mode version 7.4.0 through 7.4.1, version 7.2.0 through 7.2.7 and before 7.0.13 allows an authenticated VPN user to send (but not receive) packets spoofing the IP of another user via crafted network packets.
The record classifies CVE-2023-45586 under weakness class CWE-345. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction. 2 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 892 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 4.7 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N/E:P/RL:X/RC:C - EPSS (FIRST)
- 0.2% probability of exploitation in the next 30 days, higher than 19.5% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 3.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2024-05-14, last modified 2024-08-02
Is CVE-2023-45586 being exploited?
It currently carries a trending score of 10 in the Threadlinqs vulnerability feed.
Affected products and versions
- Fortinet: FortiProxy, FortiOS
How to fix CVE-2023-45586
No vendor patch reference has been recorded for CVE-2023-45586 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2023-45586
1 tracked threat in the Threadlinqs corpus references CVE-2023-45586, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .