CVE-2018-20578

High

Description

An issue was discovered in NuttX before 7.27. The function netlib_parsehttpurl() in apps/netutils/netlib/netlib_parsehttpurl.c mishandles URLs longer than hostlen bytes (in the webclient, this is set by default to 40), leading to an Infinite Loop. The attack vector is the Location header of an HTTP 3xx response.

SeverityHigh
CVSS7.5
Exploit probability—
ProductNuttx
PublishedDec 28, 2018
First seenDec 28, 2018

How to fix

Update
  • nuttx nuttx7.27 or later

Affected products

ProductAffected versionsFixed in
nuttx nuttxv < 7.277.27

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