CVE-2021-22321
Medium
Description
There is a use-after-free vulnerability in a Huawei product. A module cannot deal with specific operations in special scenarios. Attackers can exploit this vulnerability by performing malicious operations. This can cause memory use-after-free, compromising normal service. Affected product include some versions of NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700 , S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.
SeverityMedium
CVSS5.3
Exploit probability—
ProductHuawei Nip6300 Firmware
PublishedMar 22, 2021
First seenMar 22, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| huawei nip6300_firmware | v500r001c30, v500r001c60 | — |
| huawei nip6600_firmware | v500r001c30 | — |
| huawei nip6800_firmware | v500r001c60 | — |
| huawei s12700_firmware | v200r007c01, v200r007c01b102, v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10 | — |
| huawei s1700_firmware | v200r009c00spc200, v200r009c00spc500, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10 | — |
| huawei s2700_firmware | v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10 | — |
| huawei s5700_firmware | v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10, v200r011c10spc100 | — |
| huawei s6700_firmware | v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10, v200r011c10spc100 | — |
| huawei s7700_firmware | v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10 | — |
| huawei s9700_firmware | v200r007c01, v200r007c01b102, v200r008c00, v200r010c00, v200r010c00spc300, v200r011c00, v200r011c00spc100, v200r011c10 | — |
| huawei secospace_usg6300_firmware | v500r001c30, v500r001c60 | — |
| huawei secospace_usg6500_firmware | v500r001c30, v500r001c60 | — |
| huawei secospace_usg6600_firmware | v500r001c30, v500r001c60 | — |
| huawei usg9500_firmware | v500r001c30, v500r001c60 | — |
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