CVE-2021-23910
CVE-2021-23910 is a medium-severity vulnerability in Mercedes-benz Hermes with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (75th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Mercedes-benz Hermes
- Published:
- Last modified:
Description
An issue was discovered in HERMES 2.1 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. There is an out-of-bounds array access in RemoteDiagnosisApp.
Frequently asked questions
- What is CVE-2021-23910?
- An issue was discovered in HERMES 2.1 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. There is an out-of-bounds array access in RemoteDiagnosisApp.
- How severe is CVE-2021-23910?
- CVE-2021-23910 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2021-23910 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-23910?
- CVE-2021-23910 affects Mercedes-benz Hermes. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-23910?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-23910 published?
- CVE-2021-23910 was published on 2021-05-13 and last updated on 2026-06-17.
References
- https://keenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-Experimental-Security-Assessment-on-Mercedes-Benz-Cars/
- https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_Report_Final.pdf
- https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866
Affected products (1)
- cpe:2.3:a:mercedes-benz:hermes:2.1:*:*:*:*:*:*:*
More vulnerabilities in Mercedes-benz Hermes
- CVE-2021-23909 — Medium (CVSS 6.3): An issue was discovered in HERMES 2.1 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. The SH2…
All CVEs affecting Mercedes-benz Hermes →
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