SARA / Free Tools / CVE / CVE-2019-3880

CVE-2019-3880 — A flaw was found in the way samba implemented an RPC endpoint emulating the Wind

A flaw was found in the way samba implemented an RPC endpoint emulating the Windows registry service API. An unprivileged attacker could use this flaw to create a new registry hive file anywhere they have unix permissions which could lead to creation of a new file in the Samba sh

CVSS
4.2 MEDIUM
EPSS
3.39% (top 12.70%)
CWE
CWE-22
Published
2019-04-09T15:18:08.000Z
Last modified
2024-08-04T19:19:18.589Z
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L

01What is this vulnerability?

A flaw was found in the way samba implemented an RPC endpoint emulating the Windows registry service API. An unprivileged attacker could use this flaw to create a new registry hive file anywhere they have unix permissions which could lead to creation of a new file in the Samba share. Versions before 4.8.11, 4.9.6 and 4.10.2 are vulnerable.

02Affected products

VendorProductVersions
The Samba Projectsamba4.8.11, 4.9.6, 4.10.2

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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