CVE-2021-29068 [严重] | Memory Corruption（R6700 Firmware）

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R6700v3 before 1.0.4.98, R6400v2 before 1.0.4.98, R7000 before 1.0.11.106, R6900P before 1.3.2.124, R7000P before 1.3.2.124, R7900 before 1.0.4.26, R7850 before 1.0.5.60, R8000 before 1.0.4.58, RS400 before 1.5.0.48, R6400 before 1.0.1.62, R6700 before 1.0.2.16, R6900 before 1.0.2.16, MK60 before 1.0.5.102, MR60 before 1.0.5.102, MS60 before 1.0.5.102, CBR40 before 2.5.0.10, R8000P before 1.4.1.62, R7960P before 1.4.1.62, R7900P before 1.4.1.62, RAX15 before 1.0.1.64, RAX20 before 1.0.1.64, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, RAX200 before 1.0.2.102, RAX45 before 1.0.2.64, RAX50 before 1.0.2.64, EX7500 before 1.0.0.68, EAX80 before 1.0.1.62, EAX20 before 1.0.0.36, RBK752 before 3.2.16.6, RBK753 before 3.2.16.6, RBK753S before 3.2.16.6, RBK754 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBK853 before 3.2.16.6, RBK854 before 3.2.16.6, RBR850 before 3.2.16.6, RBS850 before 3.2.16.6, RBR840 before 3.2.16.6, RBS840 before 3.2.16.6, R6120 before 1.0.0.70, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.76, R6850 before 1.1.0.76, R6350 before 1.1.0.76, R6330 before 1.1.0.76, D7800 before 1.0.1.58, RBK50 before 2.6.1.40, RBR50 before 2.6.1.40, RBS50 before 2.6.1.40, RBK40 before 2.6.1.36, RBR40 before 2.6.1.36, RBS40 before 2.6.1.38, RBK23 before 2.6.1.36, RBR20 before 2.6.1.38, RBS20 before 2.6.1.38, RBK12 before 2.6.1.44, RBK13 before 2.6.1.44, RBK14 before 2.6.1.44, RBK15 before 2.6.1.44, RBR10 before 2.6.1.44, RBS10 before 2.6.1.44, R6800 before 1.2.0.72, R6900v2 before 1.2.0.72, R6700v2 before 1.2.0.72, R7200 before 1.2.0.72, R7350 before 1.2.0.72, R7400 before 1.2.0.72, R7450 before 1.2.0.72, AC2100 before 1.2.0.72, AC2400 before 1.2.0.72, AC2600 before 1.2.0.72, R7800 before 1.0.2.74, R8900 before 1.0.5.24, R9000 before 1.0.5.24, RAX120 before 1.0.1.136, XR450 before 2.3.2.66, XR500 before 2.3.2.66, XR700 before 1.0.1.34, and XR300 before 1.0.3.50.

#	日期	旧 EPSS 分数	新 EPSS 分数	变化（新 − 旧）
1	2026-06-15	0.55%	1.05%	+0.50%
2	2025-03-30	1.07%	0.55%	-0.52%
3	2025-03-29	—	1.07%	—

日期

旧 EPSS 分数

新 EPSS 分数

变化（新 − 旧）

2026-06-15

0.55%

1.05%

+0.50%

2025-03-30

1.07%

0.55%

-0.52%

2025-03-29

—

1.07%

—

底座分	版本	严重度	向量	可利用性	影响	分数来源
9.9	3.1	CRITICAL	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H` 点击展开攻击向量 (AV:N) 经互联网或企业内可路由网段即可从远端触达，攻击者不必出现在设备旁。攻击复杂度 (AC:L) 前置条件清晰，成功路径稳定，不依赖罕见竞态或苛刻环境。权限要求 (PR:L) 一般用户权限即可，不必是管理员或 root。用户交互 (UI:N) 无需受害者点击链接、放行宏或安装软件，攻击链可自动走完。作用域 (S:C) 可从脆弱组件横向波及其他组件或更高权限域，爆炸半径更大。机密性影响 (C:H) 批量读取、导出或长期潜伏窃取机密数据，在实战上成立。完整性影响 (I:H) 可篡改审计日志、植入后门或大面积伪造业务数据，动摇信任根基。可用性影响 (A:H) 可造成长时间中断、关键事务无法完成，或伴随数据损毁导致难以自愈。	3.1	6.0	[email protected]
8.8	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` 点击展开攻击向量 (AV:N) 经互联网或企业内可路由网段即可从远端触达，攻击者不必出现在设备旁。攻击复杂度 (AC:L) 前置条件清晰，成功路径稳定，不依赖罕见竞态或苛刻环境。权限要求 (PR:L) 一般用户权限即可，不必是管理员或 root。用户交互 (UI:N) 无需受害者点击链接、放行宏或安装软件，攻击链可自动走完。作用域 (S:U) 破坏局限在脆弱组件原本的安全权限与信任域之内。机密性影响 (C:H) 批量读取、导出或长期潜伏窃取机密数据，在实战上成立。完整性影响 (I:H) 可篡改审计日志、植入后门或大面积伪造业务数据，动摇信任根基。可用性影响 (A:H) 可造成长时间中断、关键事务无法完成，或伴随数据损毁导致难以自愈。	2.8	5.9	[email protected]
6.5	2.0	MEDIUM	`AV:N/AC:L/Au:S/C:P/I:P/A:P` 点击展开访问路径 (AV:N) 只要路由可达，即可从远端发起利用。访问复杂度 (AC:L) 步骤短、路径清晰，复现成本低。认证 (AU:S) 突破一次认证边界即可。机密性影响 (C:P) 机密性受到部分损害。完整性影响 (I:P) 完整性受到部分损害。可用性影响 (A:P) 可用性受到部分损害。	8.0	6.4	[email protected]

底座分

版本

严重度

向量

可利用性

影响

分数来源

9.9

3.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H 点击展开

攻击向量 (AV:N): 经互联网或企业内可路由网段即可从远端触达，攻击者不必出现在设备旁。
攻击复杂度 (AC:L): 前置条件清晰，成功路径稳定，不依赖罕见竞态或苛刻环境。
权限要求 (PR:L): 一般用户权限即可，不必是管理员或 root。
用户交互 (UI:N): 无需受害者点击链接、放行宏或安装软件，攻击链可自动走完。
作用域 (S:C): 可从脆弱组件横向波及其他组件或更高权限域，爆炸半径更大。
机密性影响 (C:H): 批量读取、导出或长期潜伏窃取机密数据，在实战上成立。
完整性影响 (I:H): 可篡改审计日志、植入后门或大面积伪造业务数据，动摇信任根基。
可用性影响 (A:H): 可造成长时间中断、关键事务无法完成，或伴随数据损毁导致难以自愈。

3.1

6.0

[email protected]

8.8

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 点击展开

攻击向量 (AV:N): 经互联网或企业内可路由网段即可从远端触达，攻击者不必出现在设备旁。
攻击复杂度 (AC:L): 前置条件清晰，成功路径稳定，不依赖罕见竞态或苛刻环境。
权限要求 (PR:L): 一般用户权限即可，不必是管理员或 root。
用户交互 (UI:N): 无需受害者点击链接、放行宏或安装软件，攻击链可自动走完。
作用域 (S:U): 破坏局限在脆弱组件原本的安全权限与信任域之内。
机密性影响 (C:H): 批量读取、导出或长期潜伏窃取机密数据，在实战上成立。
完整性影响 (I:H): 可篡改审计日志、植入后门或大面积伪造业务数据，动摇信任根基。
可用性影响 (A:H): 可造成长时间中断、关键事务无法完成，或伴随数据损毁导致难以自愈。

2.8

5.9

[email protected]

6.5

2.0

MEDIUM

AV:N/AC:L/Au:S/C:P/I:P/A:P 点击展开

访问路径 (AV:N): 只要路由可达，即可从远端发起利用。
访问复杂度 (AC:L): 步骤短、路径清晰，复现成本低。
认证 (AU:S): 突破一次认证边界即可。
机密性影响 (C:P): 机密性受到部分损害。
完整性影响 (I:P): 完整性受到部分损害。
可用性影响 (A:P): 可用性受到部分损害。

8.0

6.4

[email protected]

CVE-2021-29068 的影响软件 / 配置

厂商	产品	版本	原始 CPE
netgear	r6700_firmware	< 1.0.4.98	cpe:2.3:o:netgear:r6700_firmware::::::::
netgear	r6400_firmware	< 1.0.4.98	cpe:2.3:o:netgear:r6400_firmware::::::::
netgear	r7000_firmware	< 1.0.11.106	cpe:2.3:o:netgear:r7000_firmware::::::::
netgear	r6900p_firmware	< 1.3.2.124	cpe:2.3:o:netgear:r6900p_firmware::::::::
netgear	r7000p_firmware	< 1.3.2.124	cpe:2.3:o:netgear:r7000p_firmware::::::::
netgear	r7900_firmware	< 1.0.4.26	cpe:2.3:o:netgear:r7900_firmware::::::::
netgear	r7850_firmware	< 1.0.5.60	cpe:2.3:o:netgear:r7850_firmware::::::::
netgear	r8000_firmware	< 1.0.4.58	cpe:2.3:o:netgear:r8000_firmware::::::::
netgear	rs400_firmware	< 1.5.0.48	cpe:2.3:o:netgear:rs400_firmware::::::::
netgear	r6400_firmware	< 1.0.1.62	cpe:2.3:o:netgear:r6400_firmware::::::::
netgear	r6700_firmware	< 1.0.2.16	cpe:2.3:o:netgear:r6700_firmware::::::::
netgear	r6900_firmware	< 1.0.2.16	cpe:2.3:o:netgear:r6900_firmware::::::::
netgear	mk60_firmware	< 1.0.5.102	cpe:2.3:o:netgear:mk60_firmware::::::::
netgear	mr60_firmware	< 1.0.5.102	cpe:2.3:o:netgear:mr60_firmware::::::::
netgear	ms60_firmware	< 1.0.5.102	cpe:2.3:o:netgear:ms60_firmware::::::::
netgear	cbr40_firmware	< 2.5.0.10	cpe:2.3:o:netgear:cbr40_firmware::::::::
netgear	r8000p_firmware	< 1.4.1.62	cpe:2.3:o:netgear:r8000p_firmware::::::::
netgear	r7960p_firmware	< 1.4.1.62	cpe:2.3:o:netgear:r7960p_firmware::::::::
netgear	r7900p_firmware	< 1.4.1.62	cpe:2.3:o:netgear:r7900p_firmware::::::::
netgear	rax15_firmware	< 1.0.1.64	cpe:2.3:o:netgear:rax15_firmware::::::::
netgear	rax20_firmware	< 1.0.1.64	cpe:2.3:o:netgear:rax20_firmware::::::::
netgear	rax75_firmware	< 1.0.3.102	cpe:2.3:o:netgear:rax75_firmware::::::::
netgear	rax80_firmware	< 1.0.3.102	cpe:2.3:o:netgear:rax80_firmware::::::::
netgear	rax200_firmware	< 1.0.2.102	cpe:2.3:o:netgear:rax200_firmware::::::::
netgear	rax45_firmware	< 1.0.2.64	cpe:2.3:o:netgear:rax45_firmware::::::::
netgear	rax50_firmware	< 1.0.2.64	cpe:2.3:o:netgear:rax50_firmware::::::::
netgear	ex7500_firmware	< 1.0.0.68	cpe:2.3:o:netgear:ex7500_firmware::::::::
netgear	eax80_firmware	< 1.0.1.62	cpe:2.3:o:netgear:eax80_firmware::::::::
netgear	eax20_firmware	< 1.0.0.36	cpe:2.3:o:netgear:eax20_firmware::::::::
netgear	rbk752_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk752_firmware::::::::
netgear	rbk753_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk753_firmware::::::::
netgear	rbk753s_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk753s_firmware::::::::
netgear	rbk754_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk754_firmware::::::::
netgear	rbr750_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbr750_firmware::::::::
netgear	rbs750_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbs750_firmware::::::::
netgear	rbk852_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk852_firmware::::::::
netgear	rbk853_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk853_firmware::::::::
netgear	rbk854_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk854_firmware::::::::
netgear	rbr850_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbr850_firmware::::::::
netgear	rbs850_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbs850_firmware::::::::
netgear	rbk842_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbk842_firmware::::::::
netgear	rbr840_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbr840_firmware::::::::
netgear	rbs840_firmware	< 3.2.16.6	cpe:2.3:o:netgear:rbs840_firmware::::::::
netgear	r6120_firmware	< 1.0.0.70	cpe:2.3:o:netgear:r6120_firmware::::::::
netgear	r6220_firmware	< 1.0.0.70	cpe:2.3:o:netgear:r6220_firmware::::::::
netgear	r6230_firmware	< 1.0.0.70	cpe:2.3:o:netgear:r6230_firmware::::::::
netgear	r6260_firmware	< 1.1.0.76	cpe:2.3:o:netgear:r6260_firmware::::::::
netgear	r6850_firmware	< 1.1.0.76	cpe:2.3:o:netgear:r6850_firmware::::::::
netgear	r6350_firmware	< 1.1.0.76	cpe:2.3:o:netgear:r6350_firmware::::::::
netgear	r6330_firmware	< 1.1.0.76	cpe:2.3:o:netgear:r6330_firmware::::::::
netgear	d7800_firmware	< 1.0.1.58	cpe:2.3:o:netgear:d7800_firmware::::::::
netgear	rbk50_firmware	< 2.6.1.40	cpe:2.3:o:netgear:rbk50_firmware::::::::
netgear	rbr50_firmware	< 2.6.1.40	cpe:2.3:o:netgear:rbr50_firmware::::::::
netgear	rbs50_firmware	< 2.6.1.40	cpe:2.3:o:netgear:rbs50_firmware::::::::
netgear	rbk40_firmware	< 2.6.1.36	cpe:2.3:o:netgear:rbk40_firmware::::::::
netgear	rbr40_firmware	< 2.6.1.36	cpe:2.3:o:netgear:rbr40_firmware::::::::
netgear	rbs40_firmware	< 2.6.1.38	cpe:2.3:o:netgear:rbs40_firmware::::::::
netgear	rbk23_firmware	< 2.6.1.36	cpe:2.3:o:netgear:rbk23_firmware::::::::
netgear	rbr20_firmware	< 2.6.1.38	cpe:2.3:o:netgear:rbr20_firmware::::::::
netgear	rbs20_firmware	< 2.6.1.38	cpe:2.3:o:netgear:rbs20_firmware::::::::
netgear	rbk12_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbk12_firmware::::::::
netgear	rbk13_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbk13_firmware::::::::
netgear	rbk14_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbk14_firmware::::::::
netgear	rbk15_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbk15_firmware::::::::
netgear	rbr10_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbr10_firmware::::::::
netgear	rbs10_firmware	< 2.6.1.44	cpe:2.3:o:netgear:rbs10_firmware::::::::
netgear	r6800_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r6800_firmware::::::::
netgear	r6900_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r6900_firmware::::::::
netgear	r6700_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r6700_firmware::::::::
netgear	r7200_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r7200_firmware::::::::
netgear	r7350_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r7350_firmware::::::::
netgear	r7400_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r7400_firmware::::::::
netgear	r7450_firmware	< 1.2.0.72	cpe:2.3:o:netgear:r7450_firmware::::::::
netgear	ac2100_firmware	< 1.2.0.72	cpe:2.3:o:netgear:ac2100_firmware::::::::
netgear	ac2400_firmware	< 1.2.0.72	cpe:2.3:o:netgear:ac2400_firmware::::::::
netgear	ac2600_firmware	< 1.2.0.72	cpe:2.3:o:netgear:ac2600_firmware::::::::
netgear	r7800_firmware	< 1.0.2.74	cpe:2.3:o:netgear:r7800_firmware::::::::
netgear	r8900_firmware	< 1.0.5.24	cpe:2.3:o:netgear:r8900_firmware::::::::
netgear	r9000_firmware	< 1.0.5.24	cpe:2.3:o:netgear:r9000_firmware::::::::
netgear	rax120_firmware	< 1.0.1.136	cpe:2.3:o:netgear:rax120_firmware::::::::

CVE-2021-29068 的参考链接

URL	标签
https://kb.netgear.com/000063021/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0155	Vendor Advisory

URL

标签

https://kb.netgear.com/000063021/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0155

Vendor Advisory

CVE-2021-29068

CVE-2021-29068 的 EPSS（利用预测评分）

CVE-2021-29068 的 CVSS 指标

CVE-2021-29068 的弱点枚举

CVE-2021-29068 的影响软件 / 配置

CVE-2021-29068 的参考链接