// For flags

CVE-2017-16820

collectd: double free in csnmp_read_table function in snmp.c

Severity Score

9.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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).

La función csnmp_read_table en snmp.c en el plugin SNMP en collectd, en versiones anteriores a la 5.6.3, es susceptible a una doble liberación (double free) en un cierto caso de error, lo que podría conducir a un cierre inesperado (o, potencialmente, provocar otro impacto).

A double-free vulnerability was found in the csnmp_read_table function in the SNMP plugin of collectd. A network-based attacker could exploit this by sending malformed data, causing collectd to crash or possibly other impact.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-11-14 CVE Reserved
  • 2017-11-14 CVE Published
  • 2023-05-08 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-415: Double Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Collectd
Search vendor "Collectd"
 Collectd
Search vendor "Collectd" for product "Collectd"
 < 5.6.3
Search vendor "Collectd" for product "Collectd" and version " < 5.6.3"
-
Affected