CVE-2017-15275

Publication date 21 November 2017

Last updated 25 August 2025

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

Samba before 4.7.3 might allow remote attackers to obtain sensitive information by leveraging failure of the server to clear allocated heap memory.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
samba	17.10 artful	Fixed in 2:4.6.7+dfsg-1ubuntu3.1
	17.04 zesty	Fixed in 2:4.5.8+dfsg-0ubuntu0.17.04.8
	16.04 LTS xenial	Fixed in 2:4.3.11+dfsg-0ubuntu0.16.04.12
	14.04 LTS trusty	Fixed in 2:4.3.11+dfsg-0ubuntu0.14.04.13

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

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

References

Related Ubuntu Security Notices (USN)

USN-3486-2
Samba vulnerability
21 November 2017

USN-3486-1
Samba vulnerabilities
21 November 2017

Other references

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