CVE-2020-28951

libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3.0 : 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

10.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://git.openwrt.org/?p=project/uci.git;a=commit;h=a3e650911f5e6f67dcff09974df3775dfd615da6	Patch Vendor Advisory
https://git.openwrt.org/?p=openwrt/openwrt.git;a=log;h=refs/tags/v18.06.9	Patch Vendor Advisory
https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=5625f5bc36954d644cb80adf8de47854c65d91c3	Patch Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:openwrt:openwrt::::::::
	cpe:2.3:a:openwrt:openwrt::::::::

Information

Published : 2020-11-19 11:15

Updated : 2020-12-02 10:57

NVD link : CVE-2020-28951

Mitre link : CVE-2020-28951

JSON object : View

CWE

CWE-416

Use After Free

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Products Affected

openwrt

openwrt

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