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CVE-2018-3759

UNKNOWN
Published 2018-06-13T15:00:00Z
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No CVSS data available

Description

private_address_check ruby gem before 0.5.0 is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to the address the socket uses not being checked. DNS entries with a TTL of 0 can trigger this case where the initial resolution is a public address but the subsequent resolution is a private address.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

HackerOne

private_address_check ruby gem

Affected Versions:

0.5.0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

private_address_check contains race condition

GHSA-2xvj-j3qh-x8c3

Advisory Details

The private_address_check ruby gem before 0.5.0 is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to the address the socket uses not being checked. DNS entries with a TTL of 0 can trigger this case where the initial resolution is a public address but the subsequent resolution is a private address.

Affected Packages

RubyGems private_address_check
ECOSYSTEM: ≥0 <0.5.0

CVSS Scoring

CVSS Score

7.5

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-3759
WEB https://github.com/jtdowney/private_address_check/commit/4068228187db87fea7577f7020099399772bb147
ADVISORY https://github.com/advisories/GHSA-2xvj-j3qh-x8c3
PACKAGE https://github.com/jtdowney/private_address_check
WEB https://github.com/rubysec/ruby-advisory-db/blob/master/gems/private_address_check/CVE-2018-3759.yml

Advisory provided by GitHub Security Advisory Database. Published: July 31, 2018, Modified: August 25, 2023

References

https://github.com/jtdowney/private_address_check/commit/4068228187db87fea7577f7020099399772bb147
Published: 2018-06-13T15:00:00Z
Last Modified: 2024-09-16T20:26:38.707Z
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