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7.2
CVSSv2

CVE-2009-4128

Published: 01/12/2009 Updated: 16/01/2024
CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9
VMScore: 641
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Subscribe to Grub 2

Vulnerability Summary

GNU GRand Unified Bootloader (GRUB) 2 1.97 only compares the submitted portion of a password with the actual password, which makes it easier for physically proximate malicious users to conduct brute force attacks and bypass authentication by submitting a password whose length is 1.

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gnu grub 2 1.97

Vendor Advisories

Ubuntu Security Notice: grub2 vulnerability
It was discovered that GRUB 2 did not properly validate passwords An attacker with physical access could conduct a brute force attack and bypass authentication by submitting a 1 character password ...

References

CWE-287http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=555195http://www.securityfocus.com/bid/36968https://exchange.xforce.ibmcloud.com/vulnerabilities/54210http://www.openwall.com/lists/oss-security/2024/01/15/3https://usn.ubuntu.com/868-1/https://nvd.nist.gov
CVSSv3
CVSSv2
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VMScore
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CVE-2024-26925CVE-2023-41826LFICVE-2022-22364CVE-2024-2887command injectionremote code executionCVE-2024-34446CVE-2022-48699
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