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01 Record

CVE-2020-6835

An issue was discovered in Bftpd before 5.4. There is a heap-based off-by-one error during file-transfer error checking.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

An issue was discovered in Bftpd before 5.4. There is a heap-based off-by-one error during file-transfer error checking.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 80.7% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-01-10 20:43Z6 YR AGO
Last updated
2024-08-04 09:11Z2 YR AGO
Reserved
2020-01-10
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
e262366df92283c90ea7f3125b7cf3174e70d5b3f2d0d5b55d6c0dab4de08315

05 Affected products

VendorProductVersionsPlatforms
bftpd_projectbftpdNot specified—

06 References