CVE-2020-7248

moderate-risk
Published 2020-03-16

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.

Do I need to act?

~
4.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Openwrt

References (8)

Patch https://github.com/openwrt/openwrt/commits/master
Third Party Advisory https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438
Vendor Advisory https://openwrt.org/advisory/2020-01-31-2
Vendor Advisory https://openwrt.org/advisory/2020-01-31-2
Patch https://github.com/openwrt/openwrt/commits/master
Third Party Advisory https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438
Vendor Advisory https://openwrt.org/advisory/2020-01-31-2
Vendor Advisory https://openwrt.org/advisory/2020-01-31-2
44
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 8/34 · Low
Exposure 10/34 · Low