CVE-2016-0771
The internal DNS server in Samba 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4, when an AD DC is…
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The internal DNS server in Samba 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4, when an AD DC is configured, allows remote authenticated users to cause a denial of service (out-of-bounds read) or possibly obtain sensitive information from process memory by uploading a crafted DNS TXT record.
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.0% · top 13% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
n/a
- affected n/a
References (8)
- openSUSE-SU-2016:0813 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://www.samba.org/samba/security/CVE-2016-0771.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.samba.org/show_bug.cgi?id=11128 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.samba.org/show_bug.cgi?id=11686 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 84273 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-2922-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-3514 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 1035219 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-0771)Record last updated .