CVE-2017-0902

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

4.75% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 91.2% of scored records. A rank, not a probability.

NVD base score

8.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-08-31 20:00Z9 YR AGO

Last updated

2024-09-17 00:42Z1 YR AGO

Reserved

2016-11-30

Assigning CNA

hackerone

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-350Reliance on Reverse DNS Resolution for a Security-Critical ActionVariant
• CWE-346Origin Validation ErrorClass
• CWE-138Improper Neutralization of Special ElementsClass

Data version

5.1

Document digest

9c9a2d7c0c5d49a2ba83c0bb5344119f25d38eed0bad54e6d3dfefe07a6b8324

• usn.ubuntu.comUSN-3685-1https://usn.ubuntu.com/3685-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-3553-1https://usn.ubuntu.com/3553-1/vendor-advisoryx_refsource_UBUNTU
• access.redhat.comRHSA-2018:0585https://access.redhat.com/errata/RHSA-2018:0585vendor-advisoryx_refsource_REDHAT
• www.debian.orgDSA-3966https://www.debian.org/security/2017/dsa-3966vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2018:0378https://access.redhat.com/errata/RHSA-2018:0378vendor-advisoryx_refsource_REDHAT
• www.securitytracker.com1039249http://www.securitytracker.com/id/1039249vdb-entryx_refsource_SECTRACK
• access.redhat.comRHSA-2017:3485https://access.redhat.com/errata/RHSA-2017:3485vendor-advisoryx_refsource_REDHAT
• lists.debian.org[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security updatehttps://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlmailing-listx_refsource_MLIST
• access.redhat.comRHSA-2018:0583https://access.redhat.com/errata/RHSA-2018:0583vendor-advisoryx_refsource_REDHAT
• security.gentoo.orgGLSA-201710-01https://security.gentoo.org/glsa/201710-01vendor-advisoryx_refsource_GENTOO
• www.securityfocus.com100586http://www.securityfocus.com/bid/100586vdb-entryx_refsource_BID
• github.comhttps://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32x_refsource_MISC
• hackerone.comhttps://hackerone.com/reports/218088x_refsource_MISC
• blog.rubygems.orghttp://blog.rubygems.org/2017/08/27/2.6.13-released.htmlx_refsource_MISC