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CVE-2009-4128

UnknownEPSS 0.57%

Last modified

CVE-2009-4128 is a vulnerability of currently unknown severity. 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 attackers to conduct brute force attacks and bypass authentication by submitting a password whose length is 1.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

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 attackers to conduct brute force attacks and bypass authentication by submitting a password whose length is 1.

Metrics

EPSS Probability
0.57%

42.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GnuGrub 21.97

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2009-4128?
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 attackers to conduct brute force attacks and bypass authentication by submitting a password whose length is 1.
How severe is CVE-2009-4128?
Severity scoring for CVE-2009-4128 is pending analysis. The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.
How do I fix CVE-2009-4128?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST