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CVE-2020-16126

LOWCVSS 3.3/10EPSS 0.54%

Last modified

CVE-2020-16126 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, improperly dropped the ruid, allowing untrusted users to send signals to AccountService, thus stopping it from handling D-Bus messages in a timely fashion.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, improperly dropped the ruid, allowing untrusted users to send signals to AccountService, thus stopping it from handling D-Bus messages in a timely fashion.

Metrics

CVSS 3.1
3.3/10

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

EPSS Probability
0.54%

41.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FreedesktopAccountsservice< 0.6.55

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-16126?
An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, improperly dropped the ruid, allowing untrusted users to send signals to AccountService, thus stopping it from handling D-Bus messages in a timely fashion.
How severe is CVE-2020-16126?
CVE-2020-16126 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2020-16126?
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-2020-16126?

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

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Source: NVD / NIST