OS command injection in BUFFALO INC. WXR-11000XE12
Priority MEDIUM 41CWE-78Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
OS command injection vulnerability in Buffalo network devices allows an network-adjacent attacker to execute an arbitrary OS command if a specially crafted request is sent to the management page.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00784 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| BUFFALO INC. | WXR-11000XE12 | firmware Ver. 1.10 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WXR-5700AX7S | firmware Ver. 1.27 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WXR-5700AX7B | firmware Ver. 1.27 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-3200AX4S | firmware Ver. 1.26 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-3200AX4B | firmware Ver. 1.25 | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHP | firmware Ver. 1.08 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHP2 | firmware Ver. 1.22 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-A2533DHP2 | firmware Ver. 1.22 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHP3 | firmware Ver. 1.26 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-A2533DHP3 | firmware Ver. 1.26 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHPL | firmware Ver. 1.08 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHPL2 | firmware Ver. 1.03 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHPLS | firmware Ver. 1.07 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-2533DHPLB | firmware Ver. 1.05 | — | No fix listed | CNA |
| BUFFALO INC. | WSR-1166DHP | firmware Ver. 1.16 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WSR-1166DHP2 | firmware Ver. 1.17 and earlier | — | No fix listed | CNA |
| BUFFALO INC. | WCR-1166DS | firmware Ver. 1.34 and earlier | — | No fix listed | CNA |
- WXR-11000XE12 VendorBUFFALO INC. Affected firmware Ver. 1.10 and earlier Fixed in — No fix listed CNA
- WXR-5700AX7S VendorBUFFALO INC. Affected firmware Ver. 1.27 and earlier Fixed in — No fix listed CNA
- WXR-5700AX7B VendorBUFFALO INC. Affected firmware Ver. 1.27 and earlier Fixed in — No fix listed CNA
- WSR-3200AX4S VendorBUFFALO INC. Affected firmware Ver. 1.26 and earlier Fixed in — No fix listed CNA
- WSR-3200AX4B VendorBUFFALO INC. Affected firmware Ver. 1.25 Fixed in — No fix listed CNA
- WSR-2533DHP VendorBUFFALO INC. Affected firmware Ver. 1.08 and earlier Fixed in — No fix listed CNA
- WSR-2533DHP2 VendorBUFFALO INC. Affected firmware Ver. 1.22 and earlier Fixed in — No fix listed CNA
- WSR-A2533DHP2 VendorBUFFALO INC. Affected firmware Ver. 1.22 and earlier Fixed in — No fix listed CNA
- WSR-2533DHP3 VendorBUFFALO INC. Affected firmware Ver. 1.26 and earlier Fixed in — No fix listed CNA
- WSR-A2533DHP3 VendorBUFFALO INC. Affected firmware Ver. 1.26 and earlier Fixed in — No fix listed CNA
- WSR-2533DHPL VendorBUFFALO INC. Affected firmware Ver. 1.08 and earlier Fixed in — No fix listed CNA
- WSR-2533DHPL2 VendorBUFFALO INC. Affected firmware Ver. 1.03 and earlier Fixed in — No fix listed CNA
- WSR-2533DHPLS VendorBUFFALO INC. Affected firmware Ver. 1.07 and earlier Fixed in — No fix listed CNA
- WSR-2533DHPLB VendorBUFFALO INC. Affected firmware Ver. 1.05 Fixed in — No fix listed CNA
- WSR-1166DHP VendorBUFFALO INC. Affected firmware Ver. 1.16 and earlier Fixed in — No fix listed CNA
- WSR-1166DHP2 VendorBUFFALO INC. Affected firmware Ver. 1.17 and earlier Fixed in — No fix listed CNA
- WCR-1166DS VendorBUFFALO INC. Affected firmware Ver. 1.34 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 22
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:buffalo:wsr-3200ax4s_firmware:*:*:*:*:*:*:*:* | up to 1.26 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-3200ax4s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-3200ax4b_firmware:1.25:*:*:*:*:*:*:* | 1.25 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-3200ax4b:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhp2_firmware:*:*:*:*:*:*:*:* | up to 1.22 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhp2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-a2533dhp2_firmware:*:*:*:*:*:*:*:* | up to 1.22 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-a2533dhp2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhp3_firmware:*:*:*:*:*:*:*:* | up to 1.26 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhp3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
- cpe:2.3:o:buffalo:wsr-3200ax4s_firmware:*:*:*:*:*:*:*:* Versions up to 1.26 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-3200ax4s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-3200ax4b_firmware:1.25:*:*:*:*:*:*:* Versions 1.25 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-3200ax4b:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhp2_firmware:*:*:*:*:*:*:*:* Versions up to 1.22 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhp2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-a2533dhp2_firmware:*:*:*:*:*:*:*:* Versions up to 1.22 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-a2533dhp2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhp3_firmware:*:*:*:*:*:*:*:* Versions up to 1.26 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhp3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
Show 12 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:buffalo:wsr-a2533dhp3_firmware:*:*:*:*:*:*:*:* | up to 1.26 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-a2533dhp3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhpl2_firmware:*:*:*:*:*:*:*:* | up to 1.03 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhpl2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhpls_firmware:*:*:*:*:*:*:*:* | up to 1.07 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhpls:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhp_firmware:*:*:*:*:*:*:*:* | up to 1.08 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wsr-2533dhpl_firmware:*:*:*:*:*:*:*:* | up to 1.08 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wsr-2533dhpl:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:wcr-1166ds_firmware:*:*:*:*:*:*:*:* | up to 1.34 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:wcr-1166ds:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
- cpe:2.3:o:buffalo:wsr-a2533dhp3_firmware:*:*:*:*:*:*:*:* Versions up to 1.26 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-a2533dhp3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhpl2_firmware:*:*:*:*:*:*:*:* Versions up to 1.03 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhpl2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhpls_firmware:*:*:*:*:*:*:*:* Versions up to 1.07 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhpls:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhp_firmware:*:*:*:*:*:*:*:* Versions up to 1.08 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wsr-2533dhpl_firmware:*:*:*:*:*:*:*:* Versions up to 1.08 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wsr-2533dhpl:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:wcr-1166ds_firmware:*:*:*:*:*:*:*:* Versions up to 1.34 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:wcr-1166ds:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-43443
- 2026-10-03 Alias added: GHSA-242r-mxxc-q586
References
More BUFFALO INC. Wcr-1166ds Firmware vulnerabilities
- TI-2022-21276 Code injection in BUFFALO INC. WXR-5700AX7S CVSS 3.1MEDIUM 6.8
- TI-2017-07912 OS command injection in BUFFALO INC. WCR-1166DS CVSS 3.0MEDIUM 6.8
- TI-2024-17120 OS command injection in BUFFALO INC. WCR-1166DS CVSS 3.1MEDIUM 4.2
Sources
- CVE-2022-43443 · CVE Program
- CVE-2022-43443 · NVD
- FIRST EPSS
- GHSA-242r-mxxc-q586 · 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