CVE-2021-22342There is an information leak vulnerability in Huawei products. A module does not deal with specific input sufficiently. High privilege…
- 4.9MediumCVSS base score
- 0.56%Exploitation in 30 daysEPSS · top 53% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
There is an information leak vulnerability in Huawei products. A module does not deal with specific input sufficiently. High privilege attackers can exploit this vulnerability by performing some operations. This can lead to information leak. Affected product versions include: IPS Module versions V500R005C00, V500R005C10, V500R005C20; NGFW Module versions V500R005C00,V500R005C10, V500R005C20; SeMG9811 versions V500R005C00; USG9500 versions V500R001C00, V500R001C20, V500R001C30, V500R001C50, V500R001C60, V500R001C80, V500R005C00, V500R005C10, V500R005C20.
Timeline
ID reserved
By huawei
- 6 months later
· 6 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.56% · top 53% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Affected products
IPS Module;NGFW Module;SeMG9811;USG9500
- affected V500R005C00,V500R005C10,V500R005C20
- affected V500R005C00
- affected V500R001C00,V500R001C20,V500R001C30,V500R001C50,V500R001C60,V500R001C80,V500R005C00,V500R005C10,V500R005C20
References
References1
- https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210428-01-infomationleak-en (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-9488 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-22342)Record last updated .