HOMEVULNERABILITIESCVE-2018-18777
MEDIUMPOC

CVE-2018-18777

CWE-22Published: November 1, 2018· Updated: Jun 17, 2026

4.3
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2018-18777 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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

A proof-of-concept (PoC) exploit exists for CVE-2018-18777. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected Vendors & Products

microstrategy1 product(s)
microstrategy web
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
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://packetstormsecurity.com/files/150059/Microstrategy-Web-7-Cross-Site-Scripting-Traversal.html
ADVISORYhttps://www.exploit-db.com/exploits/45755/
ADVISORYhttp://packetstormsecurity.com/files/150059/Microstrategy-Web-7-Cross-Site-Scripting-Traversal.html
ADVISORYhttps://www.exploit-db.com/exploits/45755/

All References (4)

→
http://packetstormsecurity.com/files/150059/Microstrategy-Web-7-Cross-Site-Scripting-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
https://www.exploit-db.com/exploits/45755/Exploit · Third Party Advisory · VDB Entry
→
http://packetstormsecurity.com/files/150059/Microstrategy-Web-7-Cross-Site-Scripting-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
https://www.exploit-db.com/exploits/45755/Exploit · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2018-18777
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-22
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedNov 1, 2018

Related CVEs (CWE-22)

CVE-2010-4931
10.0
CVE-2008-1117
10.0
CVE-2023-2909
10.0
CVE-2010-5286
10.0
CVE-2007-4983
10.0
CVE-2007-4982
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-18777 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.
← All Vulnerabilities·Search for CVE-2018-18777·NVD