CVE-2017-0899

highpriority · track · 43EPSS 0.111 · 96 %ileDEEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

11.1% (96th) EPSS

CVSS 7.5 · high

Is it mine?

21 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-150USCWE-150USCWE-94US

affected products (21)

Products and version ranges known to be affected.

Open Source CentOSall versionscert_bundDEcpe:/o:centos:centos:-
Open Source Rubyall versionscert_bundDEcpe:/a:ruby-lang:ruby:-
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
HackerOne RubyGems≤ Versions before 2.6.13enisa_euvdEU
debian debian linux= 8.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 9.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
redhat enterprise linux desktop= 7.0nvdUScpe:2.3:o:redhat:enterprise_linux_desktop:*:*:*:*:*:*:*:*
redhat enterprise linux server= 7.0nvdUScpe:2.3:o:redhat:enterprise_linux_server:*:*:*:*:*:*:*:*
redhat enterprise linux server aus= 7.4nvdUScpe:2.3:o:redhat:enterprise_linux_server_aus:*:*:*:*:*:*:*:*
redhat enterprise linux server aus= 7.6nvdUScpe:2.3:o:redhat:enterprise_linux_server_aus:*:*:*:*:*:*:*:*
redhat enterprise linux server eus= 7.4nvdUScpe:2.3:o:redhat:enterprise_linux_server_eus:*:*:*:*:*:*:*:*
redhat enterprise linux server eus= 7.5nvdUScpe:2.3:o:redhat:enterprise_linux_server_eus:*:*:*:*:*:*:*:*
redhat enterprise linux server eus= 7.6nvdUScpe:2.3:o:redhat:enterprise_linux_server_eus:*:*:*:*:*:*:*:*
redhat enterprise linux server tus= 7.4nvdUScpe:2.3:o:redhat:enterprise_linux_server_tus:*:*:*:*:*:*:*:*
redhat enterprise linux server tus= 7.6nvdUScpe:2.3:o:redhat:enterprise_linux_server_tus:*:*:*:*:*:*:*:*
redhat enterprise linux workstation= 7.0nvdUScpe:2.3:o:redhat:enterprise_linux_workstation:*:*:*:*:*:*:*:*
rubygems rubygems≤ 2.6.12nvdUScpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:*

showing 20 of 21

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1421Ruby: Mehrere SchwachstellenDeutsch2017-09-05csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Ruby ausnutzen, um falsche Informationen darzustellen, Systemdateien zu manipulieren oder beliebigen Programmcode zur Ausführung bringen.
GHSA-7gcp-2gmq-w3xhRubyGems Code Injection vulnerability2022-05-13ghsa · osvUS
RubyGems prior to 2.6.13 is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2017-08-31modified 2026-06-17

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+10437 more

references (40)

External citations — patches, advisories, analysis.

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