Out-of-bounds Read in Huawei Ecns280 Td
CVE-2021-39995
Some Huawei products use the OpenHpi software for hardware management. A function that parses data returned by OpenHpi contains an out-of-bounds read vulnerability that could lead to a denial of service. Affected product versions include: eCNS280_TD V100R005C10; eSE620X vESS V100R001C10SPC200, V100R001C20SPC200, V200R001C00SPC300.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- Huawei Ecns280 Td
- Huawei Ecns280 Td Firmware — versions v100r005c10
- Huawei Ese620x Vess
- Huawei Ese620x Vess Firmware — versions v100r001c10spc200, v100r001c20spc200, v200r001c00spc300
- Ecns280 Td;ese620x Vess — versions V100R005C10, V100R001C10SPC200,V100R001C20SPC200,V200R001C00SPC300
Weakness classification (CWE)
References
- www.huawei.com/en/psirt/security-advisories/huawei-sa-20211124-03-dos-en (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-39995?
- CVE-2021-39995 is a medium-severity vulnerability in Huawei Ecns280 Td, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2021-11-29.
- How severe is CVE-2021-39995?
- Medium severity. CVSS v3 base score is 6.5 out of 10.