CVE-2020-6857CarbonFTP v1.4 uses insecure proprietary password encryption with a hard-coded weak encryption key. The key for local FTP server passwords…
- 5.5MediumCVSS base score
- 0.97%Exploitation in 30 daysEPSS · top 38% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
CarbonFTP v1.4 uses insecure proprietary password encryption with a hard-coded weak encryption key. The key for local FTP server passwords is hard-coded in the binary.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Neowise CarbonFTP 1.4 - Insecure Proprietary Password Encryption (Exploit-DB entry) (opens in a new tab)
EDB-ID 48363remote, windowspublished 21 Apr 2020Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 8 days later
· 8 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.97% · top 38% of all CVEs (15 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
n/a
- affected n/a
References
References6
- http://hyp3rlinx.altervista.org (opens in a new tab)x_refsource_MISCx_transferred
- https://seclists.org/bugtraq/2020/Jan/30 (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/156015/Neowise-CarbonFTP-1.4-Insecure-Proprietary-Password-Encryption.html (opens in a new tab)x_refsource_MISCx_transferred
- 20200121 Neowise CarbonFTP v1.4 / Insecure Proprietary Password Encryption / CVE-2020-6857 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 20200124 [UPDATED - POC] Neowise CarbonFTP v1.4 / Insecure Proprietary Password Encryption / CVE-2020-6857 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- http://packetstormsecurity.com/files/157321/Neowise-CarbonFTP-1.4-Insecure-Proprietary-Password-Encryption.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-28000 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-6857)Record last updated .