CVE-2022-36557
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload...
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- 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
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.
- Record
CVE-2022-36557- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE List No score
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.
- Record
CVE-2022-36557- Updated
- 2026-11-02
EUVDEUVD-2022-39263 No score
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.
- Record
EUVD-2022-39263- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6vc8-7fx9-5jgc
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload...
Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file upload vulnerability via the restore backup function. This vulnerability allows attackers to execute arbitrary code via a crafted html file.
- Record
GHSA-6vc8-7fx9-5jgc- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-36557 is a critical vulnerability (CVSS 9.8) in Seiko-sol Skybridge Mb-a100 Firmware, published August 29, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.08%, the 65th percentile. No source names a fixed version.