Skip to content
Fencer Intel
medium 4.3

CVE-2018-18777 json

Directory traversal vulnerability in Microstrategy Web, version 7, in "/WebMstr7/servlet/mstrWeb" (in the parameter subpage) allows remote…

published 8y ago modified 4mo ago also EUVD-2018-10493

cvss
4.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.8%
EPSS 22.8% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

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.

Is CVE-2018-18777 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Timeline

  1. First public exploit (EDB-45755)
  2. Published

Exploit prediction

22.77% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-45755 Microstrategy Web 7 - Cross-Site Scripting / Directory Traversal webapps, 2018-10-30
  • Nuclei template Microstrategy Web 7 - Local File Inclusion nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/150059/Microstrategy-Web-7-Cross-Site-Scripting-Traversal.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.