CVE-2020-11503

A heap-based buffer overflow in the awarrensmtp component of Sophos XG Firewall v17.5 MR11 and older potentially allows an attacker to run arbitrary code remotely.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://community.sophos.com/b/security-blog/posts/advisory-potential-rce-through-heap-overflow-in-awarrensmtp-cve-2020-11503	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:sophos:sfos::::::::
	cpe:2.3:o:sophos:sfos:17.5:-::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release1::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release10::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release11::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release2::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release3::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release4::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release5::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release6::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release7::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release8::::::
	cpe:2.3:o:sophos:sfos:17.5:maintenance_release9::::::

cpe:2.3:h:sophos:xg_firewall:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-06-18 16:15

Updated : 2020-06-23 20:06

NVD link : CVE-2020-11503

Mitre link : CVE-2020-11503

CVE.ORG link : CVE-2020-11503

JSON object : View

Products Affected

sophos

xg_firewall
sfos

CWE

CWE-787

Out-of-bounds Write

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