CVE-2015-2313
Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.2, when an application invokes the totalSize method on an object reader, allows remote peers to cause a denial of service (CPU consumption) via a crafted small message, which triggers a "tight"…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.2, when an application invokes the totalSize method on an object reader, allows remote peers to cause a denial of service (CPU consumption) via a crafted small message, which triggers a "tight" for loop. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-2312.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.89% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- capnproto/capnproto
- Source
- security@debian.org
References
- http://www.openwall.com/lists/oss-security/2015/03/17/3Mailing List, Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568Mailing List, Third Party Advisory
- https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.mdThird Party Advisory
- https://github.com/capnproto/capnproto/commit/80149744bdafa3ad4eedc83f8ab675e27baee868Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/03/17/3Mailing List, Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=780568Mailing List, Third Party Advisory
- https://github.com/capnproto/capnproto/blob/master/security-advisories/2015-03-05-0-c%2B%2B-addl-cpu-amplification.mdThird Party Advisory
- https://github.com/capnproto/capnproto/commit/80149744bdafa3ad4eedc83f8ab675e27baee868Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.