CVE-2020-36909

Secure Computing SnapGear Management Console SG560 3.1.5 Arbitrary File Read/Write

HIGH
8.8
CVSS Score
Published: January 6, 2026 at 03:52 PM UTC
Updated: June 17, 2026 at 03:16 AM UTC
2 products affected across 1 vendorSnapgear SG560Snapgear SG560 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

SnapGear Management Console SG560 3.1.5 contains a file manipulation vulnerability that allows authenticated users to read, write, and delete files using the edit_config_files CGI script. Attackers can manipulate POST request parameters in /cgi-bin/cgix/edit_config_files to access and modify files outside the intended /etc/config/ directory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

ExploitThird Party AdvisoryVDB Entry
Source: cverecord
https://www.exploit-db.com/exploits/48556
Third Party AdvisoryExploit
Source: cverecord
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5568.php
ExploitThird Party Advisory
Source: cverecord
https://packetstorm.news/files/id/157939
VDB EntryThird Party Advisory
Source: cverecord
https://exchange.xforce.ibmcloud.com/vulnerabilities/182960

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-22

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