VULNERABILITY REMEDIATION

CVE remediation guides

Move from asset identification to supported remediation and post-change verification while keeping source evidence visible.

These defensive guides do not provide exploit reproduction or bypass instructions.

Confirm exposure first

Match the product, version, installation path, and external exposure before treating a score as an action order.

Prefer supported fixes

Use vendor advisories and supported update paths. An unverified fixed-version field stays visibly unresolved.

Verify and retain rollback

Confirm version state, service health, access paths, logs, and rollback readiness after the change.

17,661 guide candidatesPage 1399 of 1472

Review reviewHighFixed-version data

CVE-2021-29047

dxp, liferay portal

Affected: < 7.3, 7.3, 7.3.4, 7.3.5
Fixed: 7.3

Known exploitedCriticalFixed-version data

CVE-2021-28799

QNAP Network Attached Storage (NAS)

Affected: unspecified, < 16.0.0415, < 3.0.210412, < 3.0.210411, < 16.0.0419
Fixed: 16.0.0415, 3.0.210412, 3.0.210411, 16.0.0419

Review reviewHighFixed-version data

CVE-2021-23134

Linux Kernel Linux Kernel, cloud backup, h300s firmware

Affected: >= unspecified < 5.12.4, < 4.4.269, >= 4.5 < 4.9.269, >= 4.10 < 4.14.233, >= 4.15 < 4.19.191, >= 4.20 < 5.4.119, >= 5.5 < 5.10.37, >= 5.11 < 5.11.21, >= 5.12 < 5.12.4, 33, 34, 9.0
Fixed: 4.4.269, 4.9.269, 4.14.233, 4.19.191, 5.4.119, 5.10.37, 5.11.21, 5.12.4

Known exploitedMediumResearch in progress

CVE-2021-31207

Microsoft Exchange Server

Affected: 15.00.0, 15.02.0, 15.01.0, 2013, 2016, 2019
Fixed: No verified fixed-version field is available yet

Known exploitedCriticalFixed-version data

CVE-2021-31166

Microsoft HTTP Protocol Stack

Affected: 10.0.0, < 10.0.19041.982, < 10.0.19042.982
Fixed: 10.0.19041.982, 10.0.19042.982

Known exploitedHighFixed-version data

CVE-2021-28664

Arm Mali Graphics Processing Unit (GPU)

Affected: >= r0p0 < r29p0, >= r8p0 < r31p0, >= r19p0 < r29p0
Fixed: r29p0, r31p0

Known exploitedHighFixed-version data

CVE-2021-28663

Arm Mali Graphics Processing Unit (GPU)

Affected: >= r0p0 < r29p0, >= r4p0 < r31p0, >= r19p0 < r29p0
Fixed: r29p0, r31p0

Known exploitedCriticalResearch in progress

CVE-2021-31755

Tenda AC11 Router

Affected: <= 02.03.01.104_cn
Fixed: No verified fixed-version field is available yet

Known exploitedMediumResearch in progress

CVE-2021-1906

Qualcomm Multiple Chipsets

Affected: APQ8009, APQ8009W, APQ8017, APQ8053, APQ8064AU, APQ8096AU, AQT1000, AR8031, AR8035, AR8151, CSRA6620, CSRA6640, CSRB31024, FSM10055, FSM10056, MDM9150, MDM9206, MDM9250, MDM9607, MDM9626, MDM9628, MDM9650, MSM8909W, MSM8917, MSM8953, MSM8996AU, PM215, PM3003A, PM4125, PM4250, PM439, PM456, PM6125, PM6150, PM6150A, PM6150L, PM6250, PM6350, PM640A, PM640L, PM640P, PM660, PM660A, PM660L, PM670, PM670A, PM670L, PM7150A, PM7150L, PM7250, PM7250B, PM7350C, PM8004, PM8005, PM8008, PM8009, PM8150, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PM8350, PM8350B, PM8350BH, PM8350BHS, PM8350C, PM855, PM855A, PM855B, PM855L, PM855P, PM8909, PM8916, PM8937, PM8953, PM8998, PMC1000H, PMD9607, PMD9655, PMD9655AU, PME605, PMI632, PMI8937, PMI8952, PMI8998, PMK7350, PMK8002, PMK8003, PMK8350, PMM6155AU, PMM8155AU, PMM8195AU, PMM855AU, PMM8996AU, PMR525, PMR735A, PMR735B, PMX20, PMX24, PMX50, PMX55, QAT3514, QAT3516, QAT3518, QAT3519, QAT3522, QAT3550, QAT3555, QAT5515, QAT5516, QAT5522, QAT5533, QAT5568, QBT1000, ...[truncated*]
Fixed: No verified fixed-version field is available yet

Known exploitedHighResearch in progress

CVE-2021-1905

Qualcomm Multiple Chipsets

Affected: APQ8009, APQ8009W, APQ8017, APQ8053, APQ8064AU, APQ8096AU, AQT1000, AR8031, AR8035, AR8151, CSRA6620, CSRA6640, FSM10055, FSM10056, MDM9206, MDM9607, MDM9626, MDM9628, MDM9650, MSM8909W, MSM8917, MSM8953, MSM8996AU, PM215, PM3003A, PM4125, PM4250, PM439, PM456, PM6125, PM6150, PM6150A, PM6150L, PM6250, PM6350, PM640A, PM640L, PM640P, PM660, PM660A, PM660L, PM670, PM670A, PM670L, PM7150A, PM7150L, PM7250, PM7250B, PM8004, PM8005, PM8008, PM8009, PM8150, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PM8350, PM8350B, PM8350BH, PM8350C, PM855, PM855A, PM855B, PM855L, PM855P, PM8909, PM8916, PM8937, PM8953, PM8998, PMC1000H, PMD9607, PMD9655, PME605, PMI632, PMI8937, PMI8952, PMI8998, PMK8002, PMK8003, PMK8350, PMM6155AU, PMM8155AU, PMM8195AU, PMM855AU, PMM8920AU, PMM8996AU, PMR525, PMR735A, PMR735B, PMW3100, PMX20, PMX24, PMX50, PMX55, QAT3514, QAT3516, QAT3518, QAT3519, QAT3522, QAT3550, QAT3555, QAT5515, QAT5516, QAT5522, QAT5533, QAT5568, QBT1000, QBT1500, QBT2000, QCA4020, QCA6174, QCA6174A, QCA ...[truncated*]
Fixed: No verified fixed-version field is available yet

Known exploitedCriticalFixed-version data

CVE-2021-32030

ASUS Routers

Affected: < 3.0.0.4.384.46630, < 3.0.0.4.386.42643
Fixed: 3.0.0.4.384.46630, 3.0.0.4.386.42643

Known exploitedCriticalFixed-version data

CVE-2021-1498

Cisco HyperFlex HX

Affected: < 4.0\(2e\), >= 4.5 < 4.5\(2a\)
Fixed: 4.0\(2e\), 4.5\(2a\)