HOMEVULNERABILITIESCVE-2018-17542
MEDIUM

CVE-2018-17542

CWE-89Published: February 11, 2019· Updated: Jun 17, 2026

4.3
CVSS v3.1

Official Description

SQL Injection exists in MailSherlock before 1.5.235 for OAKlouds allows an unauthenticated user to extract the subjects of the emails of other users within the enterprise via the select_mid parameter in an letgo.cgi request.

NVD Source

Technical Analysis

CVE-2018-17542 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected Vendors & Products

hgiga1 product(s)
oaklouds mailsherlock
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (4)

Quick Facts

CVE IDCVE-2018-17542
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-89
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 11, 2019

Related CVEs (CWE-89)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2018-17542 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. CVE data is provided under the NVD usage policy.