CVE-2018-15800
Timing attack allows extraction of signing key in Bits Service
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Timing attack allows extraction of signing key in Bits Service
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
- Record
CVE-2018-15800- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
EUVDEUVD-2018-7661
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
- Record
EUVD-2018-7661- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wxfx-g5v8-gmxf
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure...
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
- Record
GHSA-wxfx-g5v8-gmxf- CVSS 3.0
- 6.8 Medium
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
- Record
CVE-2018-15800- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - CVSS 3.0
- 6.8 Medium
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV
Cloud Foundry Bits Service, versions prior to 2.18.0, includes an information disclosure vulnerability. A remote malicious user may execute a timing attack to brute-force the signing key, allowing them complete read and write access to the the Bits Service storage.
- Record
CVE-2018-15800- CVSS 3.0
- 6.8 Medium
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
Affected products
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-2018-15800 is a high vulnerability (CVSS 8.1) in Cloud Foundry Bits Service, published December 10, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 60th percentile. No source names a fixed version.