CVE-2015-2311

9.8 CRITICAL

Published: August 09, 2017 Modified: May 13, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.openwall.com/lists/oss-security/2015/03/17/3

Source: security@debian.org

Mailing List Third Party Advisory

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780566

Source: security@debian.org

Mailing List Third Party Advisory

https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-1-c%2B%2B-integer-underflow.md

Source: security@debian.org

Third Party Advisory

https://github.com/capnproto/capnproto/commit/26bcceda72372211063d62aab7e45665faa83633

Source: security@debian.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2015/03/17/3

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780566

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-1-c%2B%2B-integer-underflow.md

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://github.com/capnproto/capnproto/commit/26bcceda72372211063d62aab7e45665faa83633

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

8 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

2.5%

83th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-191

Affected Vendors

capnproto

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