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CVE-2005-1831

HIGHCVSS 8.4/10EPSS 0.40%

Last modified

CVE-2005-1831 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating "Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating "Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty.

Metrics

CVSS 3.1
8.4/10

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

EPSS Probability
0.40%

32.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Todd MillerSudo1.6.8p7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2005-1831?
Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating "Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty.
How severe is CVE-2005-1831?
CVE-2005-1831 has a CVSS score of 8.4/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2005-1831?
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-2005-1831?

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

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Source: NVD / NIST