CVE-2020-15069

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Sophos XG Firewall 17.x through v17.5 MR12 allows a Buffer Overflow and remote code execution via the HTTP/S Bookmarks feature for clientless access. Hotfix HF062020.1 was published for all firewalls running v17.x.

Sophos XG Firewall versiones 17.x hasta v17.5 MR12, permite un desbordamiento de búfer y una ejecución de código remota por medio de la funcionalidad HTTP/S Bookmarks para acceso sin cliente. La Hotfix HF062020.1 fue publicada para todos los firewalls que ejecutan versión v17.x

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-06-25 CVE Reserved
2020-06-29 CVE Published
2024-08-04 CVE Updated
2024-08-08 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portal	2020-07-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	>= 17.0 < 17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version " >= 17.0 < 17.5"	-	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	-	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release1	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release10	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release11	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release12	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release3	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release4	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release5	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release6	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release7	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release8	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe
Sophos Search vendor "Sophos"	Xg Firewall Firmware Search vendor "Sophos" for product "Xg Firewall Firmware"	17.5 Search vendor "Sophos" for product "Xg Firewall Firmware" and version "17.5"	maintenance_release9	Affected	in	Sophos Search vendor "Sophos"	Xg Firewall Search vendor "Sophos" for product "Xg Firewall"	-	-	Safe