CVE-2018-18777

Microstrategy Web vulnerability

CVSS

4.3

EPSS

19.6%

EPSS pct

97th

Exploited

No known

Directory traversal vulnerability in Microstrategy Web, version 7, in "/WebMstr7/servlet/mstrWeb" (in the parameter subpage) allows remote authenticated users to bypass intended SecurityManager restrictions and list a parent directory via a /.. (slash dot dot) in a pathname used by a web application. NOTE: this is a deprecated product.

Affected vendor

Microstrategy

Affected product

Microstrategy Web

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness type (CWE)

CWE-22 — Path Traversal

Published

2018-11-01

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to low impact to confidentiality.

Its EPSS score of 19.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2018-18777

Confirm whether Microstrategy Microstrategy Web is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-18777.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-18777

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-18777 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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