CVE-2024-30949

CRITICAL

Published Aug 20, 2024 Modified Aug 21, 2024 CWE-190 CWE-787

Description

An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-190 Integer Overflow

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
newlib_project	newlib	All

References

Advisories & Patches

https://gist.github.com/visitorckw/6b26e599241ea80210ea136b28441661 https://inbox.sourceware.org/newlib/20231129035714.469943-1-visitorckw%40gmail.com/

Other References

https://sourceware.org/git/?p=newlib-cygwin.git%3Ba=commit%3Bh=5f15d7c5817b07a6b18cbab17342c95cb7b42be4

Frequently Asked Questions

What is CVE-2024-30949? +

An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-30949? +

CVE-2024-30949 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-30949? +

CVE-2024-30949 affects products from newlib_project, specifically: newlib. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-30949? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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