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CVE-2017-1000366

37
FAUCET Score

CVE-2017-1000366 is a critical vulnerability in glibc versions 2.25 and earlier, affecting numerous Linux distributions and products including Debian, Red Hat, and SUSE. It allows a local attacker to manipulate the heap and stack via specially crafted LD_LIBRARY_PATH values, potentially leading to arbitrary code execution. With a CVSS score of 7.8 (HIGH), this vulnerability has a low attack complexity and can result in high impacts to confidentiality, integrity, and availability. While not on the KEV catalog, exploit code is publicly available on ExploitDB, detailing local privilege escalation techniques. Despite the availability of exploits, there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:5:*:server:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.73%
Probability of exploitation in next 30 days
EPSS Percentile
84.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-42275 · Jun 28, 2017
This CVE's current EPSS score of 0.0273 is in the 97th percentile among its peer group of 16,985 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 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (14)

redhatpatch availablevia redhat_api
Product: Red Hat Container Development Kit 3.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5.9 Long LifeFixed in: glibc-0:2.5-107.el5_9.9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5 Extended Lifecycle SupportFixed in: glibc-0:2.5-123.el5_11.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: glibc-0:2.12-1.209.el6_9.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.2 Advanced Update SupportFixed in: glibc-0:2.12-1.47.el6_2.18
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.4 Advanced Update SupportFixed in: glibc-0:2.12-1.107.el6_4.10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.5 Advanced Update SupportFixed in: glibc-0:2.12-1.132.el6_5.9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.5 Telco Extended Update SupportFixed in: glibc-0:2.12-1.132.el6_5.9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.6 Advanced Update SupportFixed in: glibc-0:2.12-1.149.el6_6.12
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.6 Telco Extended Update SupportFixed in: glibc-0:2.12-1.149.el6_6.12
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.7 Extended Update SupportFixed in: glibc-0:2.12-1.166.el6_7.8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: glibc-0:2.17-157.el7_3.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7.2 Extended Update SupportFixed in: glibc-0:2.17-106.el7_2.9
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: glibc

Vendor Advisories (1)

redhatCVE-2017-1000366Important

glibc: heap/stack gap jumping via unbounded stack allocations

Jun 19, 2017

References

packetstormsecurity.com / files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
access.redhat.com / errata/RHSA-2017:1479
Third Party Advisory
access.redhat.com / errata/RHSA-2017:1480
Third Party Advisory
access.redhat.com / errata/RHSA-2017:1481
Third Party Advisory
access.redhat.com / errata/RHSA-2017:1567
Third Party Advisory
access.redhat.com / errata/RHSA-2017:1712
Third Party Advisory
access.redhat.com / security/cve/CVE-2017-1000366
Third Party Advisory
seclists.org / fulldisclosure/2019/Sep/7
kc.mcafee.com / corporate/index
PatchThird Party Advisory
seclists.org / bugtraq/2019/Sep/7
security.gentoo.org / glsa/201706-19
Third Party Advisory
exploit-db.com / exploits/42274
Third Party AdvisoryVDB Entry
exploit-db.com / exploits/42275
Third Party AdvisoryVDB Entry
exploit-db.com / exploits/42276
Third Party AdvisoryVDB Entry
qualys.com / 2017/06/19/stack-clash/stack-clash.txt
Technical DescriptionThird Party Advisory
suse.com / security/cve/CVE-2017-1000366
Third Party Advisory
suse.com / support/kb/doc
Third Party Advisory
debian.org / security/2017/dsa-3887
Third Party Advisory
securityfocus.com / bid/99127
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038712
Third Party AdvisoryVDB Entry