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CVE-2007-1189

UnknownEPSS 0.77%

Last modified

CVE-2007-1189 is a vulnerability of currently unknown severity. Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.

Metrics

EPSS Probability
0.77%

50.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Bell LabsPlan 9All versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2007-1189?
Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.
How severe is CVE-2007-1189?
Severity scoring for CVE-2007-1189 is pending analysis. The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.
How do I fix CVE-2007-1189?
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.

Are you affected by CVE-2007-1189?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST