CVE-2020-10800
Machine-In-The-Middle in lix
lix through 15.8.7 allows man-in-the-middle attackers to execute arbitrary code by modifying the HTTP client-server data stream so that the Location header is associated with attacker-controlled executable content in the postDownload field.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
lix through 15.8.7 allows man-in-the-middle attackers to execute arbitrary code by modifying the HTTP client-server data stream so that the Location header is associated with attacker-controlled executable content in the postDownload field.
- Record
CVE-2020-10800- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
lix through 15.8.7 allows man-in-the-middle attackers to execute arbitrary code by modifying the HTTP client-server data stream so that the Location header is associated with attacker-controlled executable content in the postDownload field.
- Record
CVE-2020-10800- Updated
- 2026-11-02
EUVDEUVD-2020-0390 No score
lix through 15.8.7 allows man-in-the-middle attackers to execute arbitrary code by modifying the HTTP client-server data stream so that the Location header is associated with attacker-controlled executable content in the postDownload field.
- Record
EUVD-2020-0390- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q8xg-8xwf-m598
Machine-In-The-Middle in lix
All versions of lix are vulnerable to Machine-In-The-Middle. The package accepts downloads with http and follows location header redirects for package downloads. This allows for an attacker in a privileged network position to intercept a lix package installation and redirect the download to a malicious source.
Recommendation
No fix is currently available. Consider using an alternative package until a fix is made available.
- Record
GHSA-q8xg-8xwf-m598- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-544, CWE-639
- Updated
- 2026-11-02
OSVGHSA-q8xg-8xwf-m598
Machine-In-The-Middle in lix
All versions of lix are vulnerable to Machine-In-The-Middle. The package accepts downloads with http and follows location header redirects for package downloads. This allows for an attacker in a privileged network position to intercept a lix package installation and redirect the download to a malicious source.
Recommendation
No fix is currently available. Consider using an alternative package until a fix is made available.
- Record
GHSA-q8xg-8xwf-m598- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-544, CWE-639
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
lixnpm |
through 15.11.4 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-10800 is a high vulnerability (CVSS 8.1) in Lix Project Lix, published March 21, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. No source names a fixed version.