CVE-2020-25756

A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not happen in practice.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/cesanta/mongoose/issues/1135	Issue Tracking Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cesanta:mongoose:6.18:*:*:*:*:*:*:*

History

07 Nov 2023, 03:20

Type	Values Removed	Values Added
Summary	DISPUTED A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not happen in practice."	A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not happen in practice.

Information

Published : 2020-09-18 05:15

Updated : 2024-04-11 01:08

NVD link : CVE-2020-25756

Mitre link : CVE-2020-25756

CVE.ORG link : CVE-2020-25756

JSON object : View

Products Affected

cesanta

mongoose

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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