CVE-2020-7248

libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

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://github.com/openwrt/openwrt/commits/master	Patch Third Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438	Third Party Advisory US Government Resource
https://openwrt.org/advisory/2020-01-31-2	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:openwrt:openwrt::::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:-::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:rc1::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:rc2::::::

History

No history.

Information

Published : 2020-03-16 21:15

Updated : 2023-05-24 15:01

NVD link : CVE-2020-7248

Mitre link : CVE-2020-7248

CVE.ORG link : CVE-2020-7248

JSON object : View

Products Affected

openwrt

openwrt

CWE

CWE-787

Out-of-bounds Write

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