CVE-2020-6857
CarbonFTP v1.4 uses insecure proprietary password encryption with a hard-coded weak encryption...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2020-6857- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-327, CWE-798
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2020-6857- Updated
- 2026-11-02
EUVDEUVD-2020-28000 No score
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.
- Record
EUVD-2020-28000- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rvwp-x3pv-c87j
CarbonFTP v1.4 uses insecure proprietary password encryption with a hard-coded weak encryption...
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.
- Record
GHSA-rvwp-x3pv-c87j- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Neowise CarbonFTP 1.4 - Insecure Proprietary Password Encryption | 2020-04-21 |
| PoC in GitHub | Nefhara/CVE-2020-6857 | 2026-09-23 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-6857 is a medium vulnerability (CVSS 5.5) in Taskautomation Carbonftp, published January 21, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 61st percentile. No source names a fixed version.
References
hyp3rlinx.altervista.org
seclists.org/bugtraq/2020/Jan/30
packetstormsecurity.com/files/156015/Neowise-CarbonFTP-1.4-Insecure-Proprietary-Password-Encryption.html
nvd.nist.gov/vuln/detail/CVE-2020-6857
github.com/advisories/GHSA-rvwp-x3pv-c87j