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CVE-2017-6952

27
FAUCET Score

CVE-2017-6952 describes an integer overflow vulnerability in the Capstone disassembler engine, specifically within the cs_winkernel_malloc function. This flaw allows remote attackers to trigger a heap-based buffer overflow, leading to a denial of service or potentially other unspecified impacts. With a CVSS score of 8.8 (HIGH), this vulnerability is easily exploitable over a network with low attack complexity, potentially resulting in high impact to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.4CPE matchmatch criteria
cpe:2.3:a:capstone-engine:capstone:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.24%
Probability of exploitation in next 30 days
EPSS Percentile
66.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0124 is in the 64th percentile among its peer group of 14,824 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: capstoneFixed in: 3.0.5rc2

Vendor Advisories (1)

pipGHSA-3v99-hpv7-9hh9high

Capstone Integer overflow

May 17, 2022

References

github.com / aquynh/capstone/commit/6fe86eef621b9849f51a5e1e5d73258a93440403
Patch
securityfocus.com / bid/97323