CVE-2018-25021

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2018-25021
The TCP Server module in toxcore before 0.2.8 doesn't free the TCP priority queue under certain conditions, which allows a remote attacker to exhaust the system's memory, causing a denial of service (DoS).

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ Third Party Advisory
https://github.com/TokTok/c-toxcore/issues/1214 Exploit Third Party Advisory
https://github.com/TokTok/c-toxcore/pull/1216 Third Party Advisory
https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ Third Party Advisory
https://github.com/TokTok/c-toxcore/issues/1214 Exploit Third Party Advisory
https://github.com/TokTok/c-toxcore/pull/1216 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:*
History

21 Nov 2024, 04:03

Type Values Removed Values Added
References () https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ - Third Party Advisory () https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ - Third Party Advisory
References () https://github.com/TokTok/c-toxcore/issues/1214 - Exploit, Third Party Advisory () https://github.com/TokTok/c-toxcore/issues/1214 - Exploit, Third Party Advisory
References () https://github.com/TokTok/c-toxcore/pull/1216 - Third Party Advisory () https://github.com/TokTok/c-toxcore/pull/1216 - Third Party Advisory

08 Feb 2022, 18:55

Type Values Removed Values Added
CPE cpe:2.3:a:digitalocean:toxcore:*:*:*:*:*:*:*:* cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:*

16 Dec 2021, 15:25

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CPE cpe:2.3:a:digitalocean:toxcore:*:*:*:*:*:*:*:*
References (MISC) https://github.com/TokTok/c-toxcore/pull/1216 - (MISC) https://github.com/TokTok/c-toxcore/pull/1216 - Third Party Advisory
References (MISC) https://github.com/TokTok/c-toxcore/issues/1214 - (MISC) https://github.com/TokTok/c-toxcore/issues/1214 - Exploit, Third Party Advisory
References (MISC) https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ - (MISC) https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/ - Third Party Advisory
CWE CWE-404

13 Dec 2021, 01:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-13 01:15

Updated : 2024-11-21 04:03

NVD link : CVE-2018-25021

Mitre link : CVE-2018-25021

CVE.ORG link : CVE-2018-25021

JSON object : View

Products Affected

toktok

  • toxcore
CWE
CWE-404

Improper Resource Shutdown or Release