1. Home
  2. CVE Database
  3. CVE-2018-20579
HIGH · 7.1

CVE-2018-20579

Contiki-NG before 4.2 has a stack-based buffer overflow in the push function in os/lib/json/jsonparse.c that allows an out-of-bounds write of an '{' or '[' character.

Vulnerability Description

Contiki-NG before 4.2 has a stack-based buffer overflow in the push function in os/lib/json/jsonparse.c that allows an out-of-bounds write of an '{' or '[' character.

CVSS Score

7.1

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Contiki-Ng ProjectContiki-Ng4.2

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2018-20579?

CVE-2018-20579 is a vulnerability with a CVSS score of 7.1 (HIGH). Contiki-NG before 4.2 has a stack-based buffer overflow in the push function in os/lib/json/jsonparse.c that allows an out-of-bounds write of an '{' or '[' character.

How severe is CVE-2018-20579?

CVE-2018-20579 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-20579?

Check the references section above for vendor advisories and patch information. Affected products include: Contiki-Ng Project Contiki-Ng.