CVE-2019-19556
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with...
CVE-2019-19556 is a medium vulnerability (CVSS 4.6) in Harman Hermes, published November 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.49%, the 42nd percentile. No source names a fixed version.
- Severity
- 4.6 MediumCVSS 3.1, NVD
- Exploit chance
- 0.49%EPSS, 42nd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with physical access to device hardware to obtain system information.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
What each source reports
NVD Score used
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with physical access to device hardware to obtain system information.
- Record
CVE-2019-19556- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:P/AC:L/PR:N/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 - Updated
- 2026-11-02
CVE ListNo score
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with physical access to device hardware to obtain system information.
- Record
CVE-2019-19556- Updated
- 2026-11-02
EUVDEUVD-2019-9174No score
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with physical access to device hardware to obtain system information.
- Record
EUVD-2019-9174- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cq67-hwq5-57hcNo score
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with...
An authentication bypass in the debug interface in Mercedes-Benz HERMES 1 allows an attacker with physical access to device hardware to obtain system information.
- Record
GHSA-cq67-hwq5-57hc- Weakness
- CWE-287
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
skygo.360.cn/archive/Security-Research-Report-on-Mercedes-Benz-Cars-en.pdf
media.daimler.com/marsMediaSite/en/instance/ko/Mercedes-Benz-and-360-Group-to-join-forces-Mercedes-Benz-and-360-Group-with-its-Cyber-Security-Brain-work-together-to-strengthen-car-IT-security-for-industry.xhtml?oid=45208829
nvd.nist.gov/vuln/detail/CVE-2019-19556
github.com/advisories/GHSA-cq67-hwq5-57hc