CVE-2017-0901

7.5 HIGH 29% exploit odds Fix listed Disclosure Library

What it is

RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data tampering.
Exploit odds: 29.4% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2017-08-31 20:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:58 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 29.4% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2017-08-31 20:29 UTC
Last modified: 2026-06-17 00:58 UTC
Exploit probability: 29.4% · EPSS, next 30 days
Weakness: CWE-22 · Path traversal
Record status: Modified

Affected

Rubygems ≤ 2.6.12
Debian Linux 8.0
Debian Linux 9.0
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 17.10
Redhat Enterprise Linux Desktop 7.0
Redhat Enterprise Linux Server 7.0

Attack profile CVSS 3.0 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2017-0901.md and follow it. Check whether this project is affected by CVE-2017-0901. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record