Buffer overflow in Ccn-Lite
CVE-2018-7039
CCN-lite 2.0.0 Beta allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact because the ccnl_ndntlv_prependBlob function in ccnl-pkt-ndntlv.c can be called with wrong arguments. Specifically, there is an incorrect integer data type causing a negative third argument in some cases of crafted TLV data with inconsistent length information.
Vulnerability class: Buffer Overflow
EPSS: 0.014 (70.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Ccn-lite — versions 2.0.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Technical Description, x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2018-7039?
- CVE-2018-7039 is a critical-severity vulnerability in Ccn-Lite, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2018-02-14.
- How severe is CVE-2018-7039?
- Critical severity. CVSS v3 base score is 9.8 out of 10.