Critical severity · published Aug 9, 2017
CVE-2015-2311
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…
9.8
CVSS
2.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Capnproto · Capnproto
through 0.4.1.0; 0.5.0.0; 0.5.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-2311
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-2311
Mailing List
http://www.openwall.com/lists/oss-security/2015/03/17/3
Mailing List
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780566
Third Party Advisory
https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-1-c%2B%2B-integer-underflow.md
Third Party Advisory
https://github.com/capnproto/capnproto/commit/26bcceda72372211063d62aab7e45665faa83633
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