CVE-2017-9732

The read_packet function in knc (Kerberised NetCat) before 1.11-1 is vulnerable to denial of service (memory exhaustion) that can be exploited remotely without authentication, possibly affecting another services running on the targeted host.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

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
http://packetstormsecurity.com/files/150534/knc-Kerberized-NetCat-Denial-Of-Service.html	Exploit Patch Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2018/Nov/65	Exploit Mailing List Patch Third Party Advisory
https://github.com/elric1/knc/commit/f237f3e09ecbaf59c897f5046538a7b1a3fa40c1	Patch Third Party Advisory
https://github.com/irsl/knc-memory-exhaustion/	Exploit Patch Third Party Advisory
http://packetstormsecurity.com/files/150534/knc-Kerberized-NetCat-Denial-Of-Service.html	Exploit Patch Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2018/Nov/65	Exploit Mailing List Patch Third Party Advisory
https://github.com/elric1/knc/commit/f237f3e09ecbaf59c897f5046538a7b1a3fa40c1	Patch Third Party Advisory
https://github.com/irsl/knc-memory-exhaustion/	Exploit Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:secure-endpoints:kerberised_netcat:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-12-20 23:29

Updated : 2024-11-21 03:36

NVD link : CVE-2017-9732

Mitre link : CVE-2017-9732

CVE.ORG link : CVE-2017-9732

JSON object : View

Products Affected

secure-endpoints

kerberised_netcat

CWE

CWE-400

Uncontrolled Resource Consumption

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