CVE-2020-15690

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

3.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 86.9% 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.

Published

2021-01-30 05:12Z5 YR AGO

Last updated

2024-08-04 13:22Z2 YR AGO

Reserved

2020-07-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class

Data version

5.1

Document digest

76dccccd59a03167dea22a425c74a31160bcc0bac9ad5ca314741f76e9811813

• github.comhttps://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/asyncftpclient.nim#L145x_refsource_MISC
• github.comhttps://github.com/nim-lang/Nim/compare/v1.2.4...v1.2.6x_refsource_CONFIRM
• consensys.nethttps://consensys.net/diligence/vulnerabilities/nim-asyncftpd-crlf-injection/x_refsource_MISC
• github.comhttps://github.com/tintinweb/pub/tree/master/pocs/cve-2020-15690x_refsource_MISC
• www.openwall.com[oss-security] 20210204 [CVE-2020-15690] Nim - stdlib asyncftpd - Crlf Injectionhttp://www.openwall.com/lists/oss-security/2021/02/04/3mailing-listx_refsource_MLIST