CVE-2018-21207: Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before...

Summary

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.4...

What to do

Update netgear d3600_firmware to version 1.0.0.67 or later.
Update netgear d6000_firmware to version 1.0.0.67 or later.
Update netgear d7800_firmware to version 1.0.1.30 or later.
Update netgear ex2700_firmware to version 1.0.1.28 or later.
Update netgear r6100_firmware to version 1.0.1.20 or later.
Update netgear r7800_firmware to version 1.0.2.40 or later.
Update netgear r900_firmware to version 1.0.2.52 or later.
Update netgear wn2000rpt_firmware to version 1.0.1.20 or later.
Update netgear wn3000rp_firmware to version 1.0.2.50 or later.
Update netgear wn3100rp_firmware to version 1.0.0.56 or later.
Update netgear wndr3700_firmware to version 1.0.2.96 or later.
Update netgear wndr4500_firmware to version 1.0.0.50 or later.

Affected software

Vendor	Product	Affected versions
netgear	d3600_firmware	< 1.0.0.67 `cpe:2.3:o:netgear:d3600_firmware::::::::`
netgear	d6000_firmware	< 1.0.0.67 `cpe:2.3:o:netgear:d6000_firmware::::::::`
netgear	d7800_firmware	< 1.0.1.30 `cpe:2.3:o:netgear:d7800_firmware::::::::`
netgear	ex2700_firmware	< 1.0.1.28 `cpe:2.3:o:netgear:ex2700_firmware::::::::`
netgear	r6100_firmware	< 1.0.1.20 `cpe:2.3:o:netgear:r6100_firmware::::::::`
netgear	r7500_firmware	< 1.0.0.118 < 1.0.3.24 `cpe:2.3:o:netgear:r7500_firmware::::::::`
netgear	r7800_firmware	< 1.0.2.40 `cpe:2.3:o:netgear:r7800_firmware::::::::`
netgear	r900_firmware	< 1.0.2.52 `cpe:2.3:o:netgear:r900_firmware::::::::`
netgear	wn2000rpt_firmware	< 1.0.1.20 `cpe:2.3:o:netgear:wn2000rpt_firmware::::::::`
netgear	wn3000rp_firmware	< 1.0.2.50 `cpe:2.3:o:netgear:wn3000rp_firmware::::::::`
netgear	wn3100rp_firmware	< 1.0.0.56 `cpe:2.3:o:netgear:wn3100rp_firmware::::::::`
netgear	wndr3700_firmware	< 1.0.2.96 `cpe:2.3:o:netgear:wndr3700_firmware::::::::`
netgear	wndr4300_firmware	< 1.0.2.98 < 1.0.0.50 `cpe:2.3:o:netgear:wndr4300_firmware::::::::`
netgear	wndr4500_firmware	< 1.0.0.50 `cpe:2.3:o:netgear:wndr4500_firmware::::::::`

Original advisory text

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before...

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

References

https://kb.netgear.com/000055142/Security-Advisory-for-Pre-Authentication-Stack-... Vendor Advisory