Out-of-bounds Read in Creolabs Gravity

CVE-2017-1000173

Creolabs Gravity Version: 1.0 Heap Overflow Potential Code Execution. By creating a large loop whiling pushing data to a buffer, we can break out of the bounds checking of that buffer. When list.join is called on the data it will read past a buffer resulting in a Heap-Buffer-Overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-1000173?
CVE-2017-1000173 is a critical-severity vulnerability in Creolabs Gravity, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2017-11-17.
How severe is CVE-2017-1000173?
Critical severity. CVSS v3 base score is 9.8 out of 10.