CVE-2020-15069

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.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 98%
VendorProductVersion
sophosxg_firewall_firmware
17.0 ≤
𝑥
< 17.5
sophosxg_firewall_firmware
17.5
sophosxg_firewall_firmware
17.5:maintenance_release1
sophosxg_firewall_firmware
17.5:maintenance_release10
sophosxg_firewall_firmware
17.5:maintenance_release11
sophosxg_firewall_firmware
17.5:maintenance_release12
sophosxg_firewall_firmware
17.5:maintenance_release3
sophosxg_firewall_firmware
17.5:maintenance_release4
sophosxg_firewall_firmware
17.5:maintenance_release5
sophosxg_firewall_firmware
17.5:maintenance_release6
sophosxg_firewall_firmware
17.5:maintenance_release7
sophosxg_firewall_firmware
17.5:maintenance_release8
sophosxg_firewall_firmware
17.5:maintenance_release9
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portal
https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portal