CVE-2020-15069
Last modified
CVE-2020-15069 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. CISA has confirmed active exploitation in the wild. EPSS estimates a 10.67% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sophos | Xg Firewall Firmware | >= 17.0, < 17.5 |
| Sophos | Xg Firewall Firmware | 17.5 |
References
- https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portalMitigation, Vendor Advisory
- https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portalMitigation, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-15069US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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