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CVE-2020-10967

MEDIUMCVSS 5.3/10EPSS 8.15%

Last modified

CVE-2020-10967 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.. EPSS estimates a 8.15% chance of exploitation in the next 30 days.

Description

In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
8.15%

94.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DovecotDovecot< 2.3.10.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-10967?
In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.
How severe is CVE-2020-10967?
CVE-2020-10967 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 8.15% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10967?
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-2020-10967?

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

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Source: NVD / NIST