PT-2017-6569 · Sandstorm · Cap'N Proto

David Renshaw · Published 2017-08-09 · Updated 2017-08-17 · CVE-2015-2313

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Sandstorm Cap'n Proto versions prior to 0.4.1.1 Sandstorm Cap'n Proto versions 0.5.x prior to 0.5.1.2

Description The issue allows remote peers to cause a denial of service, specifically CPU consumption, by sending a crafted small message. This triggers a "tight" for loop when an application invokes the totalSize method on an object reader.

Recommendations For versions prior to 0.4.1.1, update to version 0.4.1.1 or later. For versions 0.5.x prior to 0.5.1.2, update to version 0.5.1.2 or later.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2015-2313

Affected Products

Cap'N Proto

References · 12

• https://osv.dev/vulnerability/UBUNTU-CVE-2015-2313 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2015-2313 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-2313 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2015-2313 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-2313 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2015-2313 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-2313 · Security Note
• https://github.com/sandstorm-io/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.md · Note
• https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.md · Note
• https://github.com/capnproto/capnproto/commit/80149744bdafa3ad4eedc83f8ab675e27baee868 · Note
• http://openwall.com/lists/oss-security/2015/03/17/3 · Note
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568 · Note