SARA / Free Tools / CVE / CVE-2020-10745

CVE-2020-10745 — A flaw was found in all Samba versions before 4

A flaw was found in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4 in the way it processed NetBios over TCP/IP. This flaw allows a remote attacker could to cause the Samba server to consume excessive CPU use, resulting in a denial of service. This highest thr

CVSS
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EPSS
19.66% (top 4.70%)
CWE
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Published
2020-07-07T13:33:08.000Z
Last modified
2024-08-04T11:14:14.729Z
CVSS vector
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01What is this vulnerability?

A flaw was found in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4 in the way it processed NetBios over TCP/IP. This flaw allows a remote attacker could to cause the Samba server to consume excessive CPU use, resulting in a denial of service. This highest threat from this vulnerability is to system availability.

02Affected products

VendorProductVersions
na / SambaAll Samba versions before 4.10.17, before 4.11.11 and before 4.12.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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