Path traversal in Black Box KVM ACR1020A-T
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
Black Box KVM Firmware version 3.4.31307 on models ACR1000A-R-R2, ACR1000A-T-R2, ACR1002A-T, ACR1002A-R, and ACR1020A-T is vulnerable to path traversal, which may allow an attacker to steal user credentials and other sensitive information through local file inclusion.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Black Box | KVM ACR1020A-T | 3.4.31307 | — | No fix listed | CNA |
| Black Box | KVM ACR1002A-R | 3.4.31307 | — | No fix listed | CNA |
| Black Box | KVM ACR1002A-T | 3.4.31307 | — | No fix listed | CNA |
| Black Box | KVM ACR1000A-T-R2 | 3.4.31307 | — | No fix listed | CNA |
| Black Box | KVM ACR1000A-R-R2 | 3.4.31307 | — | No fix listed | CNA |
- KVM ACR1020A-T VendorBlack Box Affected 3.4.31307 Fixed in — No fix listed CNA
- KVM ACR1002A-R VendorBlack Box Affected 3.4.31307 Fixed in — No fix listed CNA
- KVM ACR1002A-T VendorBlack Box Affected 3.4.31307 Fixed in — No fix listed CNA
- KVM ACR1000A-T-R2 VendorBlack Box Affected 3.4.31307 Fixed in — No fix listed CNA
- KVM ACR1000A-R-R2 VendorBlack Box Affected 3.4.31307 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:blackbox:acr1000a-r-r2_firmware:3.4.31307:*:*:*:*:*:*:* | 3.4.31307 | Vulnerable | Black Box |
| cpe:2.3:h:blackbox:acr1000a-r-r2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Black Box |
| cpe:2.3:o:blackbox:acr1000a-t-r2_firmware:3.4.31307:*:*:*:*:*:*:* | 3.4.31307 | Vulnerable | Black Box |
| cpe:2.3:h:blackbox:acr1000a-t-r2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Black Box |
| cpe:2.3:o:blackbox:acr1002a-r_firmware:3.4.31307:*:*:*:*:*:*:* | 3.4.31307 | Vulnerable | Black Box |
| cpe:2.3:h:blackbox:acr1002a-r:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Black Box |
| cpe:2.3:o:blackbox:acr1002a-t_firmware:3.4.31307:*:*:*:*:*:*:* | 3.4.31307 | Vulnerable | Black Box |
| cpe:2.3:h:blackbox:acr1002a-t:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Black Box |
| cpe:2.3:o:blackbox:acr1020a-t_firmware:3.4.31307:*:*:*:*:*:*:* | 3.4.31307 | Vulnerable | Black Box |
| cpe:2.3:h:blackbox:acr1020a-t:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Black Box |
- cpe:2.3:o:blackbox:acr1000a-r-r2_firmware:3.4.31307:*:*:*:*:*:*:* Versions 3.4.31307 Vulnerable ·Black Box
- cpe:2.3:h:blackbox:acr1000a-r-r2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Black Box
- cpe:2.3:o:blackbox:acr1000a-t-r2_firmware:3.4.31307:*:*:*:*:*:*:* Versions 3.4.31307 Vulnerable ·Black Box
- cpe:2.3:h:blackbox:acr1000a-t-r2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Black Box
- cpe:2.3:o:blackbox:acr1002a-r_firmware:3.4.31307:*:*:*:*:*:*:* Versions 3.4.31307 Vulnerable ·Black Box
- cpe:2.3:h:blackbox:acr1002a-r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Black Box
- cpe:2.3:o:blackbox:acr1002a-t_firmware:3.4.31307:*:*:*:*:*:*:* Versions 3.4.31307 Vulnerable ·Black Box
- cpe:2.3:h:blackbox:acr1002a-t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Black Box
- cpe:2.3:o:blackbox:acr1020a-t_firmware:3.4.31307:*:*:*:*:*:*:* Versions 3.4.31307 Vulnerable ·Black Box
- cpe:2.3:h:blackbox:acr1020a-t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Black Box
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4636
- 2026-10-03 Alias added: GHSA-746p-8vmw-cpvx
References
Sources
- CVE-2022-4636 · CVE Program
- CVE-2022-4636 · NVD
- FIRST EPSS
- GHSA-746p-8vmw-cpvx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences