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CVE-2018-16382

20
FAUCET Score

CVE-2018-16382 describes a buffer over-read vulnerability in Netwide Assembler (NASM) version 2.14rc15, specifically within the x86/regflags.c component. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring user interaction, and primarily leading to high availability impact (denial of service), with no impact on confidentiality or integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.14CPE matchmatch criteria
cpe:2.3:a:nasm:netwide_assembler:2.14:rc15:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0095 is in the 68th percentile among its peer group of 5,765 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (4)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nasm
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nasm
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: nasm
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: nasm

Vendor Advisories (1)

redhatCVE-2018-16382Low

nasm: buffer over-read in x86/regflags.c allows for crash via crafted file

Aug 3, 2018

References

lists.opensuse.org / opensuse-security-announce/2020-07/msg00015.html
lists.opensuse.org / opensuse-security-announce/2020-07/msg00017.html
bugzilla.nasm.us / show_bug.cgi
ExploitIssue TrackingThird Party Advisory