Out-of-bounds Read in Huawei Ese620x Vess
CVE-2021-22366
There is an out-of-bounds read vulnerability in eSE620X vESS V100R001C10SPC200, V100R001C20SPC200, V200R001C00SPC300. The vulnerability is due to a function that handles an internal message contains an out-of-bounds read vulnerability. An attacker could crafted messages between system process, successful exploit could cause Denial of Service (DoS).
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (4.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Huawei Ese620x Vess
- Huawei Ese620x Vess Firmware — versions v100r001c10spc200, v100r001c20spc200, v200r001c00spc300
- Ese620x Vess — versions V100R001C10SPC200,V100R001C20SPC200,V200R001C00SPC300
Weakness classification (CWE)
References
- www.huawei.com/en/psirt/security-advisories/huawei-sa-20210526-03-dos-en (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22366?
- CVE-2021-22366 is a medium-severity vulnerability in Huawei Ese620x Vess, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2021-06-22.
- How severe is CVE-2021-22366?
- Medium severity. CVSS v3 base score is 5.5 out of 10.