PT-2020-16239 · Nhi · Nhiservisignadapter

Angelboy + 1 · Published 2020-12-31 · Updated 2021-01-04 · CVE-2020-25843

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions NHIServiSignAdapter (affected versions not specified)

Description The issue is related to NHIServiSignAdapter failing to verify the length of digital credential files' path, leading to a heap overflow loophole. This allows remote attackers to execute code without privilege.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

CVE-2020-25843

Affected Products

Nhiservisignadapter

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-25843 · Security Note
• https://osv.dev/vulnerability/CVE-2020-25843 · Vendor Advisory
• https://t.me/cvenotify/8161 · Telegram Post
• https://twcert.org.tw/tw/cp-132-4271-951cd-1.html · Note