What is CVE-2020-25843?

CVE-2020-25843 is a high-severity vulnerability in Changing Inc. Nhiservisignadapter, classified under Heap-based Buffer Overflow. CVSS score: 8.1/10. Published 2020-12-31.

How severe is CVE-2020-25843?

High severity. CVSS v3 base score is 8.1 out of 10.

Buffer overflow in Changing Inc. Nhiservisignadapter

CVE-2020-25843

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

Vulnerability class: Buffer Overflow

EPSS: 0.019 (77.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Changing Inc. Nhiservisignadapter — versions 1.0.20.0218
Panorama Nhiservisignadapter — versions 1.0.20.0218

Weakness classification (CWE)

References

twcert@cert.org.tw (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-25843?: CVE-2020-25843 is a high-severity vulnerability in Changing Inc. Nhiservisignadapter, classified under Heap-based Buffer Overflow. CVSS score: 8.1/10. Published 2020-12-31.
How severe is CVE-2020-25843?: High severity. CVSS v3 base score is 8.1 out of 10.