Vulnerability CVE-2015-2311
Published: 2017-08-09   Modified: 2017-08-10

Description:
Integer underflow in Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.1 might allow remote peers to cause a denial of service or possibly obtain sensitive information from memory or execute arbitrary code via a crafted message.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Capnproto -> Capnproto 

 References:
http://www.openwall.com/lists/oss-security/2015/03/17/3
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780566
https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-1-c%2B%2B-integer-underflow.md
https://github.com/capnproto/capnproto/commit/26bcceda72372211063d62aab7e45665faa83633
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