CVE-2021-20034 Public exploit EPSS 81.8%
An improper access control vulnerability in SMA100 allows a remote unauthenticated attacker to bypass the path traversal checks and delete an arbitrary file potentially resulting in a reboot to factory default settings.
SonicWall · SMA100
Summary
The SonicWall SMA100 contains an improper access control flaw in its path traversal checks. A remote, unauthenticated attacker can exploit it to delete an arbitrary file, which could cause the device to reboot to factory default settings, with no authentication or user interaction required and only network reachability assumed.
Heading is the official description · CVE.org
Priority scorePatchfirst’s 0 to 100 ranking. It adds points for CISA KEV listing, ransomware use, EPSS, threat reports, public exploit code and CVSS. Every CVE page shows the breakdown. Breakdown
24.9 / 100
- Exploited
- Not confirmed
- Reports
- 0
- Tactics
- 0/15
Exploitation timelineDated milestones for a CVE: when it was disclosed, when exploit code became public, when exploitation was confirmed, and when threat reports named it.
Public exploit code (Exploit-DB) appeared 23 days after disclosure. No confirmed exploitation is recorded.
- Disclosedday 0
- Public exploit codeExploit-DB+23 days
MITRE ATT&CKA public catalogue of the techniques attackers use, maintained by MITRE. Patchfirst uses it to describe what attackers do with a vulnerability. techniques
No techniques linkedNo ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.