HOMEVULNERABILITIESCVE-2017-10140
HIGH

CVE-2017-10140

NVD-CWE-noinfoPublished: April 16, 2018· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Postfix before 2.11.10, 3.0.x before 3.0.10, 3.1.x before 3.1.6, and 3.2.x before 3.2.2 might allow local users to gain privileges by leveraging undocumented functionality in Berkeley DB 2.x and later, related to reading settings from DB_CONFIG in the current directory.

NVD Source

Technical Analysis

CVE-2017-10140 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

postfix1 product(s)
postfix
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://seclists.org/oss-sec/2017/q3/285
ADVISORYhttp://www.postfix.org/announcements/postfix-3.2.2.html
ADVISORYhttps://access.redhat.com/errata/RHSA-2019:0366
ADVISORYhttp://seclists.org/oss-sec/2017/q3/285
ADVISORYhttp://www.postfix.org/announcements/postfix-3.2.2.html
ADVISORYhttps://access.redhat.com/errata/RHSA-2019:0366

All References (8)

→
http://seclists.org/oss-sec/2017/q3/285Exploit · Mailing List · Third Party Advisory
→
http://www.postfix.org/announcements/postfix-3.2.2.htmlVendor Advisory
→
https://access.redhat.com/errata/RHSA-2019:0366Third Party Advisory
→
https://www.oracle.com/security-alerts/cpujul2020.html
→
http://seclists.org/oss-sec/2017/q3/285Exploit · Mailing List · Third Party Advisory
→
http://www.postfix.org/announcements/postfix-3.2.2.htmlVendor Advisory
→
https://access.redhat.com/errata/RHSA-2019:0366Third Party Advisory
→
https://www.oracle.com/security-alerts/cpujul2020.html

Quick Facts

CVE IDCVE-2017-10140
CVSS Score7.8 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedApr 16, 2018

Related CVEs (NVD-CWE-noinfo)

CVE-2014-2623
10.0
CVE-2015-3042
10.0
CVE-2008-4873
10.0
CVE-2017-3623
10.0
CVE-2011-0807
10.0
CVE-2015-5895
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-10140 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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