What is CVE-2020-1863?

CVE-2020-1863 is a high-severity vulnerability in Huawei Usg6000v, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2020-03-12.

How severe is CVE-2020-1863?

High severity. CVSS v3 base score is 7.5 out of 10.

Out-of-bounds Read in Huawei Usg6000v

CVE-2020-1863

Huawei USG6000V with versions V500R001C20SPC300, V500R003C00SPC100, and V500R005C00SPC100 have an out-of-bounds read vulnerability. Due to a logical flaw in a JSON parsing routine, a remote, unauthenticated attacker could exploit this vulnerability to disrupt service in the affected products.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (56.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Huawei Usg6000v — versions V500R001C20SPC300, V500R003C00SPC100, V500R005C00SPC100
Huawei Usg6000v
Huawei Usg6000v_firmware — versions v500r001c20spc300, v500r003c00spc100, v500r005c00spc100

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

psirt@huawei.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-1863?: CVE-2020-1863 is a high-severity vulnerability in Huawei Usg6000v, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2020-03-12.
How severe is CVE-2020-1863?: High severity. CVSS v3 base score is 7.5 out of 10.