CVE-2017-0899
9.8
CRITICAL · CVSS 3.0 · EPSS 11.1% (pctl 96)
Patch early
EPSS 11.1% — above the 10% action threshold.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 11.1% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-150 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-08-31 |
| Last modified | 2026-06-17 |
Affected (8)
| Vendor | Product |
|---|---|
| debian | debian linux |
| redhat | enterprise linux desktop |
| redhat | enterprise linux server |
| redhat | enterprise linux server aus |
| redhat | enterprise linux server eus |
| redhat | enterprise linux server tus |
| redhat | enterprise linux workstation |
| rubygems | rubygems |
References
- http://blog.rubygems.org/2017/08/27/2.6.13-released.html
- http://www.securityfocus.com/bid/100576
- http://www.securitytracker.com/id/1039249
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://github.com/rubygems/rubygems/commit/1bcbc7fe637b03145401ec9c094066285934a7f1
- https://github.com/rubygems/rubygems/commit/ef0aa611effb5f54d40c7fba6e8235eb43c5a491
- https://hackerone.com/reports/226335
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://security.gentoo.org/glsa/201710-01
- https://www.debian.org/security/2017/dsa-3966
- http://blog.rubygems.org/2017/08/27/2.6.13-released.html
- http://www.securityfocus.com/bid/100576
- http://www.securitytracker.com/id/1039249
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
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