High severity · published Oct 27, 2021
CVE-2021-37129
There is an out of bounds write vulnerability in some Huawei products
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
There is an out of bounds write vulnerability in some Huawei products. The vulnerability is caused by a function of a module that does not properly verify input parameter. Successful exploit could cause out of bounds write leading to a denial of service condition.Affected product versions include:IPS Module V500R005C00,V500R005C20;NGFW Module V500R005C00;NIP6600 V500R005C00,V500R005C20;S12700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600,V200R013C00SPC500,V200R019C00SPC200,V200R019C00SPC500,V200R019C10SPC200,V200R020C00,V200R020C10;S1700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S2700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S5700 V200R010C00SPC600,V200R010C00SPC700,V200R011C10SPC500,V200R011C10SPC600,V200R019C00SPC500;S6700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;S7700 V200R010C00SPC600,V200R010C00SPC700,V200R011C10SPC500,V200R011C10SPC600;S9700 V200R010C00SPC600,V200R011C10SPC500,V200R011C10SPC600;USG9500 V500R005C00,V500R005C20.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IM
Ips Module Firmware · Huawei
v500r005c00; v500r005c20 · source: NVD
NM
Ngfw Module Firmware · Huawei
v500r005c00 · source: NVD
NF
Nip6600 Firmware · Huawei
v500r005c00; v500r005c20 · source: NVD
SF
S12700 Firmware · Huawei
v200r010c00spc600; v200r011c10spc500; v200r011c10spc600; v200r013c00spc500; v200r019c00spc200; v200r019c00spc500; +3 more · source: NVD
SF
S1700 Firmware · Huawei
v200r010c00spc600; v200r011c10spc500; v200r011c10spc600 · source: NVD
SF
S2700 Firmware · Huawei
v200r010c00spc600; v200r011c10spc500; v200r011c10spc600 · source: NVD
SF
S5700 Firmware · Huawei
v200r010c00spc600; v200r010c00spc700; v200r011c10spc500; v200r011c10spc600; v200r019c00spc500 · source: NVD
SF
S6700 Firmware · Huawei
v200r010c00spc600; v200r011c10spc500; v200r011c10spc600 · source: NVD
SF
S7700 Firmware · Huawei
v200r010c00spc600; v200r010c00spc700; v200r011c10spc500; v200r011c10spc600 · source: NVD
SF
S9700 Firmware · Huawei
v200r010c00spc600; v200r011c10spc500; v200r011c10spc600 · source: NVD
UF
Usg9500 Firmware · Huawei
v500r005c00; v500r005c20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-37129
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-37129
Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211020-01-outofwrite-en
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