Vulnerability CVE-2015-4590
Published: 2015-06-22

Description:
The extractFrom function in Internals/QuotedString.cpp in Arduino JSON before 4.5 allows remote attackers to cause a denial of service (crash) via a JSON string with a \ (backslash) followed by a terminator, as demonstrated by "\\\0", which triggers a buffer overflow and over-read.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Arduino json project -> Arduino json 

 References:
https://github.com/bblanchon/ArduinoJson/pull/81
https://github.com/bblanchon/ArduinoJson/commit/5e7b9ec688d79e7b16ec7064e1d37e8481a31e72
https://github.com/bblanchon/ArduinoJson/blob/master/CHANGELOG.md
http://www.securityfocus.com/bid/75150
http://www.openwall.com/lists/oss-security/2015/06/16/6
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