CVE-2010-2489

7.2 HIGH 0.4% exploit odds Fix listed

What it is

Buffer overflow in Ruby 1.9.x before 1.9.1-p429 on Windows might allow local users to gain privileges via a crafted ARGF.inplace_mode value that is not properly handled when constructing the filenames of the backup files.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2010-07-12 13:27 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:20 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.4% in the next 30 days (EPSS).
Severity: 7.2 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2010-07-12 13:27 UTC
Last modified: 2026-06-16 23:20 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Modified

Affected

ruby-lang Ruby 1.9.0-0
ruby-lang Ruby 1.9.0-1
ruby-lang Ruby 1.9.0-2
ruby-lang Ruby 1.9.0-20060415
ruby-lang Ruby 1.9.0-20070709
ruby-lang Ruby 1.9.1

Attack profile CVSS 2.0 · 7.2

Attack vector: Local
Complexity: Low
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

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-2010-2489.md and follow it. Check whether this project is affected by CVE-2010-2489. 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