CVE-2015-2311: n/a vulnerability

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...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 05:10 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2015-2311 is a flaw in older Sandstorm Cap'n Proto versions where a malformed remote message could crash a service and may expose memory or enable code execution. Business urgency depends on whether internet-facing or partner-facing systems process untrusted Cap'n Proto messages. Exposure is most likely in applications or services using vulnerable Cap'n Proto releases to deserialize messages from remote or untrusted peers. The source bundle does not provide reliable CPEs or a complete affected-product inventory. Prioritize remediation where Cap'n Proto is used in exposed services or security-sensitive data paths. If usage is only internal and authenticated, handle through normal patch management after confirming version exposure. Mitigation focus: Upgrade Cap'n Proto to 0.4.1.1, 0.5.1.1, or a later fixed release.; Check OS package advisories for backported fixes if using distribution packages.; Reduce exposure of services that accept untrusted Cap'n Proto messages..

Prepared: Jun 12, 2026, 21:41 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Execution behavior lookup

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CVE-2015-2311 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Aug 9, 2017, 18:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780566CVE reference · x_refsource_MISC
https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-02-1-c%2B%2B-integer-underflow.mdCVE reference · x_refsource_CONFIRM
https://github.com/capnproto/capnproto/commit/26bcceda72372211063d62aab7e45665faa83633CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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