CVE-2018-16789

libhttp/url.c in shellinabox through 2.20 has an implementation flaw in the HTTP request parsing logic. By sending a crafted multipart/form-data HTTP request, an attacker could exploit this to force shellinaboxd into an infinite loop, exhausting available CPU resources and taking the service down.

CVSS v3 7.5 HIGH
CVSS v2.0 7.8 HIGH

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

7.8^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://packetstormsecurity.com/files/149978/Shell-In-A-Box-2.2.0-Denial-Of-Service.html	Exploit Patch Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2018/Oct/50	Exploit Mailing List Patch Third Party Advisory
https://code.google.com/archive/p/shellinabox/issues	Third Party Advisory
https://github.com/shellinabox/shellinabox/commit/4f0ecc31ac6f985e0dd3f5a52cbfc0e9251f6361	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:shellinabox_project:shellinabox:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-03-21 16:00

Updated : 2024-02-28 17:08

NVD link : CVE-2018-16789

Mitre link : CVE-2018-16789

CVE.ORG link : CVE-2018-16789

JSON object : View

Products Affected

shellinabox_project

shellinabox

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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