Katsuhiko Sato

Researcher from00One, Inc.
#1829of 60,589
145.2Total CVSS
Vulnerabilities · 20
Low
1
Medium
8
High
8
Critical
3
PT-2021-14305
2021-12-01
4.3
CVE-2021-20862
Elecom
Elecom Wrc-2533Gst2
Name of the Vulnerable Software and Affected Versions: ELECOM WRC-1167GST2 firmware versions 1.25 and prior ELECOM WRC-1167GST2A firmware versions 1.25 and prior ELECOM WRC-1167GST2H firmware versions 1.25 and prior ELECOM WRC-2533GS2-B firmware versions 1.52 and prior ELECOM WRC-2533GS2-W firmware versions 1.52 and prior ELECOM WRC-1750GS firmware versions 1.03 and prior ELECOM WRC-1750GSV firmware versions 2.11 and prior ELECOM WRC-1900GST firmware versions 1.03 and prior ELECOM WRC-2533GST firmware versions 1.03 and prior ELECOM WRC-2533GSTA firmware versions 1.03 and prior ELECOM WRC-2533GST2 firmware versions 1.25 and prior ELECOM WRC-2533GST2SP firmware versions 1.25 and prior ELECOM WRC-2533GST2-G firmware versions 1.25 and prior ELECOM EDWRC-2533GST2 firmware versions 1.25 and prior Description: The issue is related to improper access control in ELECOM routers, allowing a network-adjacent unauthenticated attacker to bypass access restrictions. This enables the attacker to obtain anti-CSRF tokens and change the product's settings via unspecified vectors. Recommendations: For ELECOM WRC-1167GST2 firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-1167GST2A firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-1167GST2H firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GS2-B firmware versions 1.52 and prior, update to a version later than 1.52. For ELECOM WRC-2533GS2-W firmware versions 1.52 and prior, update to a version later than 1.52. For ELECOM WRC-1750GS firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-1750GSV firmware versions 2.11 and prior, update to a version later than 2.11. For ELECOM WRC-1900GST firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GST firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GSTA firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GST2 firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GST2SP firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GST2-G firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM EDWRC-2533GST2 firmware versions 1.25 and prior, update to a version later than 1.25.
PT-2021-14307
2021-12-01
8.8
CVE-2021-20864
Elecom
Elecom Wrc-2533Gst2
Name of the Vulnerable Software and Affected Versions: ELECOM WRC-1167GST2 firmware versions 1.25 and prior ELECOM WRC-1167GST2A firmware versions 1.25 and prior ELECOM WRC-1167GST2H firmware versions 1.25 and prior ELECOM WRC-2533GS2-B firmware versions 1.52 and prior ELECOM WRC-2533GS2-W firmware versions 1.52 and prior ELECOM WRC-1750GS firmware versions 1.03 and prior ELECOM WRC-1750GSV firmware versions 2.11 and prior ELECOM WRC-1900GST firmware versions 1.03 and prior ELECOM WRC-2533GST firmware versions 1.03 and prior ELECOM WRC-2533GSTA firmware versions 1.03 and prior ELECOM WRC-2533GST2 firmware versions 1.25 and prior ELECOM WRC-2533GST2SP firmware versions 1.25 and prior ELECOM WRC-2533GST2-G firmware versions 1.25 and prior ELECOM EDWRC-2533GST2 firmware versions 1.25 and prior Description: The issue is related to improper access control in ELECOM routers, allowing a network-adjacent unauthenticated attacker to bypass access restrictions. This enables the attacker to start the telnet service and execute arbitrary OS commands via unspecified vectors. Recommendations: For ELECOM WRC-1167GST2 firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-1167GST2A firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-1167GST2H firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GS2-B firmware versions 1.52 and prior, update to a version later than 1.52. For ELECOM WRC-2533GS2-W firmware versions 1.52 and prior, update to a version later than 1.52. For ELECOM WRC-1750GS firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-1750GSV firmware versions 2.11 and prior, update to a version later than 2.11. For ELECOM WRC-1900GST firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GST firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GSTA firmware versions 1.03 and prior, update to a version later than 1.03. For ELECOM WRC-2533GST2 firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GST2SP firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM WRC-2533GST2-G firmware versions 1.25 and prior, update to a version later than 1.25. For ELECOM EDWRC-2533GST2 firmware versions 1.25 and prior, update to a version later than 1.25.