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CVE-2019-13354

32
FAUCET Score

CVE-2019-13354 describes a critical code-execution backdoor found in version 0.0.7 of the strong_password Ruby gem, which was distributed via RubyGems.org. This vulnerability carries a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While the vulnerability is not listed in CISA's KEV catalog, there is no public exploit code available in Metasploit, Nuclei, or ExploitDB. However, it has garnered some community discussion and media coverage, indicating awareness of the issue.

Impacted Technologies

VendorProductVersion(s)CPE
0.0.7CPE matchmatch criteria
cpe:2.3:a:strong_password_project:strong_password:0.0.7:*:*:*:*:ruby:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.33%
Probability of exploitation in next 30 days
EPSS Percentile
87.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0333 is in the 79th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

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 (1)

rubygemspatch availablevia ghsa
Product: strong_passwordFixed in: 0.0.8

Vendor Advisories (1)

rubygemsGHSA-5h5r-ffc4-c455critical

strong_password Ruby gem malicious version causing Remote Code Execution vulnerability

Jul 8, 2019

References

benjamin-bouchet.com / blog/vulnerabilite-dans-la-gem-strong_password-0-0-7
Third Party Advisory
github.com / bdmac/strong_password/releases
Release NotesThird Party Advisory
rubygems.org / gems/strong_password/versions
Release NotesThird Party Advisory
withatwist.dev / strong-password-rubygem-hijacked.html
Third Party Advisory