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CVE-2021-37127

HIGHCVSS 7.2/10EPSS 0.69%

Last modified

CVE-2021-37127 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. There is a signature management vulnerability in some huawei products. An attacker can forge signature and bypass the signature check. EPSS estimates a 0.69% chance of exploitation in the next 30 days.

Description

There is a signature management vulnerability in some huawei products. An attacker can forge signature and bypass the signature check. During firmware update process, successful exploit this vulnerability can cause the forged system file overwrite the correct system file. Affected product versions include:iManager NetEco V600R010C00CP2001,V600R010C00CP2002,V600R010C00SPC100,V600R010C00SPC110,V600R010C00SPC120,V600R010C00SPC200,V600R010C00SPC210,V600R010C00SPC300;iManager NetEco 6000 V600R009C00SPC100,V600R009C00SPC110,V600R009C00SPC120,V600R009C00SPC190,V600R009C00SPC200,V600R009C00SPC201,V600R009C00SPC202,V600R009C00SPC210.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.69%

48.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HuaweiImanager Neteco 6000 Firmwarev600r010c00cp2001
HuaweiImanager Neteco 6000 Firmwarev600r010c00cp2002
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc100
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc110
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc120
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc200
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc210
HuaweiImanager Neteco 6000 Firmwarev600r010c00spc300
HuaweiImanager Neteco Firmwarev600r009c00spc100
HuaweiImanager Neteco Firmwarev600r009c00spc110
HuaweiImanager Neteco Firmwarev600r009c00spc120
HuaweiImanager Neteco Firmwarev600r009c00spc190
HuaweiImanager Neteco Firmwarev600r009c00spc200
HuaweiImanager Neteco Firmwarev600r009c00spc201
HuaweiImanager Neteco Firmwarev600r009c00spc202
HuaweiImanager Neteco Firmwarev600r009c00spc210

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-37127?
There is a signature management vulnerability in some huawei products. An attacker can forge signature and bypass the signature check. During firmware update process, successful exploit this vulnerability can cause the forged system file overwrite the correct system file. Affected product versions include:iManager NetEco V600R010C00CP2001,V600R010C00CP2002,V600R010C00SPC100,V600R010C00SPC110,V600R010C00SPC120,V600R010C00SPC200,V600R010C00SPC210,V600R010C00SPC300;iManager NetEco 6000 V600R009C00SPC100,V600R009C00SPC110,V600R009C00SPC120,V600R009C00SPC190,V600R009C00SPC200,V600R009C00SPC201,V600R009C00SPC202,V600R009C00SPC210.
How severe is CVE-2021-37127?
CVE-2021-37127 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.
How do I fix CVE-2021-37127?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-37127?

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Source: NVD / NIST