Vulnerability Name:

CVE-2022-1040 (CCN-222600)

Assigned:2022-03-25
Published:2022-03-25
Updated:2022-10-27
Summary:An authentication bypass vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in Sophos Firewall version v18.5 MR3 and older.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.8 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.8 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-287
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2022-1040

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/168046/Sophos-XG115w-Firewall-17.0.10-MR-10-Authentication-Bypass.html

Source: XF
Type: UNKNOWN
sophos-cve20221040-code-exec(222600)

Source: CCN
Type: Packet Storm Security [08-10-2022]
Sophos XG115w Firewall 17.0.10 MR-10 Authentication Bypass

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [09-02-2022]

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/51006

Source: CCN
Type: sophos-sa-20220325-sfos-rce
Resolved RCE in Sophos Firewall (CVE-2022-1040)

Source: CONFIRM
Type: Mitigation, Vendor Advisory
https://www.sophos.com/en-us/security-advisories/sophos-sa-20220325-sfos-rce

Vulnerable Configuration:Configuration 1:
  • cpe:/o:sophos:sfos:*:*:*:*:*:*:*:* (Version <= 18.5.3)

    • * Denotes that component is vulnerable
    BACK
    sophos sfos *