CVE-2020-5399
CredHub does not properly enable TLS for MySQL database connections
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
CredHub does not properly enable TLS for MySQL database connections
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
- Record
CVE-2020-5399- CVSS 3.0
- 7.6 High
CVSS:3.0/AV:A/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-319
- Updated
- 2026-11-02
EUVDEUVD-2020-26578
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
- Record
EUVD-2020-26578- CVSS 3.0
- 7.6 High
CVSS:3.0/AV:A/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w39h-6cmp-6crw No score
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even...
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
- Record
GHSA-w39h-6cmp-6crw- Updated
- 2026-11-02
NVD
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
- Record
CVE-2020-5399- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 3.0
- 7.6 High
CVSS:3.0/AV:A/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-319
- Updated
- 2026-11-02
OSV
Cloud Foundry CredHub, versions prior to 2.5.10, connects to a MySQL database without TLS even when configured to use TLS. A malicious user with access to the network between CredHub and its MySQL database may eavesdrop on database connections and thereby gain unauthorized access to CredHub and other components.
- Record
CVE-2020-5399- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-5399 is a high vulnerability (CVSS 7.6) in Cloud Foundry Credhub, published February 12, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 44th percentile. No source names a fixed version.