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CVE-2017-1000381

27
FAUCET Score

CVE-2017-1000381 is a high-severity vulnerability in the c-ares library, affecting c-ares and Node.js, where a specially crafted DNS NAPTR response could lead to an out-of-bounds read. This vulnerability has a CVSS score of 7.5, indicating a high potential for impact (confidentiality) with low attack complexity and no user interaction required. 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
1.8.0CPE matchmatch criteria
cpe:2.3:a:c-ares:c-ares:1.8.0:*:*:*:*:*:*:*
1.9.0CPE matchmatch criteria
cpe:2.3:a:c-ares:c-ares:1.9.0:*:*:*:*:*:*:*
1.9.1CPE matchmatch criteria
cpe:2.3:a:c-ares:c-ares:1.9.1:*:*:*:*:*:*:*
1.10.0CPE matchmatch criteria
cpe:2.3:a:c-ares:c-ares:1.10.0:*:*:*:*:*:*:*
1.12.0CPE matchmatch criteria
cpe:2.3:a:c-ares:c-ares:1.12.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.31%
Probability of exploitation in next 30 days
EPSS Percentile
87.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0331 is in the 77th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Patch Available

Vendor Patches (13)

redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: rh-nodejs6-nodejs-0:6.11.3-2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-nodejs6-nodejs-0:6.11.3-2.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUSFixed in: rh-nodejs6-nodejs-0:6.11.3-2.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-nodejs6-nodejs-0:6.11.3-2.el6
View patch
redhatno patchvia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-nodejs6-nodejs
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Enterprise 2Fixed in: nodejs010-nodejs
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Enterprise 3Fixed in: nodejs
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-nodejs4-nodejs
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: nodejs010-c-ares
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: c-ares
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: c-ares
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: c-ares
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational ToolsFixed in: nodejs

Vendor Advisories (1)

redhatCVE-2017-1000381Moderate

c-ares: NAPTR parser out of bounds access

Jun 20, 2017

References

c-ares.haxx.se / 0616.patch
Mailing ListVendor Advisory
c-ares.haxx.se / adv_20170620.html
Vendor Advisory
securityfocus.com / bid/99148
Third Party AdvisoryVDB Entry