HOMEVULNERABILITIESCVE-2019-8324
HIGH

CVE-2019-8324

CWE-94Published: June 17, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

An issue was discovered in RubyGems 2.6 and later through 3.0.2. A crafted gem with a multi-line name is not handled correctly. Therefore, an attacker could inject arbitrary code to the stub line of gemspec, which is eval-ed by code in ensure_loadable_spec during the preinstall check.

NVD Source

Technical Analysis

CVE-2019-8324 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

Debian1 product(s)
debian linux
openSUSE1 product(s)
leap
Red Hat1 product(s)
enterprise linux
rubygems1 product(s)
rubygems
Source: NVD CPE · 5 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
ADVISORYhttps://access.redhat.com/errata/RHSA-2019:1972
ADVISORYhttps://hackerone.com/reports/328571
ADVISORYhttps://lists.debian.org/debian-lts-announce/2020/08/msg00027.html
ADVISORYhttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
ADVISORYhttps://access.redhat.com/errata/RHSA-2019:1972
ADVISORYhttps://hackerone.com/reports/328571
ADVISORYhttps://lists.debian.org/debian-lts-announce/2020/08/msg00027.html

All References (8)

→
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.htmlMailing List · Third Party Advisory
→
https://access.redhat.com/errata/RHSA-2019:1972Third Party Advisory
→
https://hackerone.com/reports/328571Permissions Required · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2020/08/msg00027.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.htmlMailing List · Third Party Advisory
→
https://access.redhat.com/errata/RHSA-2019:1972Third Party Advisory
→
https://hackerone.com/reports/328571Permissions Required · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2020/08/msg00027.htmlMailing List · Third Party Advisory

Quick Facts

CVE IDCVE-2019-8324
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-94
CISA KEVNo
Affected4 vendor(s)
PublishedJun 17, 2019

Related CVEs (CWE-94)

CVE-2007-6731
10.0
CVE-2013-6810
10.0
CVE-2008-2832
10.0
CVE-2013-2751
10.0
CVE-2013-5912
10.0
CVE-2014-3804
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-8324 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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