CVE-2021-20739
WRC-300FEBK, WRC-F300NF, WRC-733FEBK, WRH-300RD, WRH-300BK, WRH-300SV, WRH-300WH, WRH-H300WH, WRH-H300BK, WRH-300BK-S, and WRH-300WH-S all versions allows an unauthenticated network-adjacent attacker to execute an arbitrary OS command via unspecified…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
WRC-300FEBK, WRC-F300NF, WRC-733FEBK, WRH-300RD, WRH-300BK, WRH-300SV, WRH-300WH, WRH-H300WH, WRH-H300BK, WRH-300BK-S, and WRH-300WH-S all versions allows an unauthenticated network-adjacent attacker to execute an arbitrary OS command via unspecified vectors.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.51% probability · 42th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- elecom/wrc-300febk firmware · elecom/wrc-f300nf firmware · elecom/wrc-733febk firmware · elecom/wrh-300rd firmware · elecom/wrh-300bk firmware · elecom/wrh-300sv firmware · elecom/wrh-300wh firmware · elecom/wrh-h300wh firmware · elecom/wrh-h300bk firmware · elecom/wrh-300bk-s firmware · elecom/wrh-300wh-s firmware
- Source
- vultures@jpcert.or.jp
References
- https://jvn.jp/en/vu/JVNVU94260088/index.htmlThird Party Advisory
- https://www.elecom.co.jp/news/security/20210706-01/Vendor Advisory
- https://jvn.jp/en/vu/JVNVU94260088/index.htmlThird Party Advisory
- https://www.elecom.co.jp/news/security/20210706-01/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.