PT-2018-17836 · Ccn-Lite · Ccn-Lite

Blacksheeep · Published 2018-02-13 · Updated 2018-03-16 · CVE-2018-6953

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 CCN-lite version 2

Description The issue arises from the Parser of NDNTLV in CCN-lite, where it fails to verify if a certain component's length field matches the actual component length. This oversight leads to a buffer overflow and out-of-bounds memory accesses.

Recommendations For CCN-lite version 2, update the Parser of NDNTLV to include length verification for components to prevent buffer overflow and out-of-bounds memory accesses.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2018-6953

Affected Products

Ccn-Lite

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2018-6953 · Security Note
• https://osv.dev/vulnerability/CVE-2018-6953 · Vendor Advisory
• https://github.com/cn-uofbasel/ccn-lite/issues/195 · Note