What is CVE-2017-12471?

CVE-2017-12471 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 2018-02-07.

How severe is CVE-2017-12471?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2017-12471 known to be exploited?

6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Ccn-Lite

CVE-2017-12471

The cnb_parse_lev function in CCN-lite before 2.00 allows context-dependent attackers to have unspecified impact by leveraging failure to check for out-of-bounds conditions, which triggers an invalid read in the hexdump function.

Vulnerability class: Buffer Overflow

EPSS: 0.018 (76.0th 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
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2017-12471?: CVE-2017-12471 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 2018-02-07.
How severe is CVE-2017-12471?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-12471 known to be exploited?: 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.