Vulnerability Details : CVE-2017-16820

The csnmp_read_table function in snmp.c in the SNMP plugin in collectd before 5.6.3 is susceptible to a double free in a certain error case, which could lead to a crash (or potentially have other impact).
Published 2017-11-14 21:29:00
Updated 2018-09-04 10:29:00
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Products affected by CVE-2017-16820

Exploit prediction scoring system (EPSS) score for CVE-2017-16820

EPSS FAQ
0.73%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2017-16820

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
10.0
 HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
 NIST
9.8
 CRITICAL CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 NIST

CWE ids for CVE-2017-16820

  • The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-16820

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