CVE-2024-48992: needrestart — Fix

Description

Qualys discovered that needrestart, before version 3.8, allows local attackers to execute arbitrary code as root by tricking needrestart into running the Ruby interpreter with an attacker-controlled RUBYLIB environment variable.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-427 CWE-427

Affected Products

Vendor	Product	Versions
needrestart_project	needrestart	< 3.8

References

Advisories & Patches

https://github.com/liske/needrestart/commit/b5f25f6ec6e7dd0c5be249e4e45de4ee9ffe594f

Other References

https://www.cve.org/CVERecord?id=CVE-2024-48992 https://www.qualys.com/2024/11/19/needrestart/needrestart.txt http://seclists.org/fulldisclosure/2024/Nov/17 https://lists.debian.org/debian-lts-announce/2024/11/msg00014.html https://www.openwall.com/lists/oss-security/2024/11/19/1

Frequently Asked Questions

What is CVE-2024-48992? +

Qualys discovered that needrestart, before version 3.8, allows local attackers to execute arbitrary code as root by tricking needrestart into running the Ruby interpreter with an attacker-controlled RUBYLIB environment variable. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-48992? +

CVE-2024-48992 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-48992? +

CVE-2024-48992 affects products from needrestart_project, specifically: needrestart. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-48992? +

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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