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Fortinet FortiOS SSL VPN webmodeUse of uninitialized resource in SSLVPN websocket

Risk 79
Severity
8.8
AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Multiple issues including the use of uninitialized ressources [CWE-908] and excessive iteration [CWE-834] vulnerabilities vulnerability in Fortinet allows a VPN user to corrupt memory potentially leading to code or commands execution via specifically crafted requests.

1 / 2
Source: MITRE

Remedy

Please upgrade to FortiOS version 7.4.1 or above Please upgrade to FortiOS version 7.2.6 or above Please upgrade to FortiOS version 7.0.13 or above Please upgrade to FortiOS version 6.4.15 or above Please upgrade to FortiOS version 6.4.14 or above Please upgrade to FortiProxy version 7.4.0 or above Please upgrade to FortiProxy version 7.2.7 or above Please upgrade to FortiProxy version 7.0.13 or above FortiSASE is no longer impacted, issue remediated Q3/23 ## Workaround: Disable SSLVPN webmode. Alternatively, please use SSLVPN tunnel mode, IPsec (tunnel) or ZTNA (web access). https://community.fortinet.com/t5/FortiGate/Technical-Tip-How-to-disable-SSL-VPN-Web-Mode-or-Tunnel-Mode-in/ta-p/217990 https://docs.fortinet.com/document/fortigate/7.2.3/administration-guide/45836/ssl-vpn-to-ipsec-vpn https://docs.fortinet.com/document/fortigate/7.2.3/administration-guide/78050/migrating-from-ssl-vpn-to-ztna
First published (updated )
CVE-2023-37930

Fortinet FortiOSDouble free in cache management

Risk 90
Severity
8.8
Zeroday
Double Free
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:C

A double free in Fortinet FortiOS versions 7.0.0 through 7.0.5, FortiPAM version 1.0.0 through 1.0.3, 1.1.0 through 1.1.1 allows attacker to execute unauthorized code or commands via specifically crafted request.

1 / 2

Remedy

Please upgrade to FortiOS version 7.2.0 or above Please upgrade to FortiOS version 7.0.6 or above Please upgrade to FortiOS version 6.4.15 or above Please upgrade to FortiPAM version 1.2.0 or above Please upgrade to FortiPAM version 1.1.2 or above
First published (updated )
CVE-2023-41678

Fortinet FortiProxyAuthorization bypass in SSLVPN bookmarks

Risk 72
Severity
8
Buffer Overflow, XSS, SQL Injection, Input Validation, Code Injection
AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

An authorization bypass through user-controlled key vulnerability [CWE-639] in FortiOS and FortiProxy SSLVPN may allow an authenticated attacker to gain access to another user’s bookmark via URL manipulation.

1 / 2
Source: FortiGuard
First published (updated )
CVE-2024-23112

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