CVE-2020-36254
HIGH
8.1
CVSS Score
Published: February 25, 2021 at 08:29 AM UTC
Updated: June 17, 2026 at 03:15 AM UTC
1 product affected across 1 vendorDropbear SSH
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Severity
HIGH8.1
Exploit prediction
EPSS 2%
SSVC
No known exploit
Description
scp.c in Dropbear before 2020.79 mishandles the filename of . or an empty filename, a related issue to CVE-2018-20685.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2020.79
Affected range stops below 2020.79, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/mkj/dropbear/commit/8f8a3dff705fad774a10864a2e3dbcfa9779ceffSSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
8.1HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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