HOMEVULNERABILITIESCVE-2011-0290
MEDIUM

CVE-2011-0290

CWE-264Published: October 21, 2011· Updated: Jun 16, 2026

6.5
CVSS v3.1

Official Description

The BlackBerry Collaboration Service in Research In Motion (RIM) BlackBerry Enterprise Server (BES) 5.0.3 through MR4 for Microsoft Exchange and Lotus Domino allows remote authenticated users to log into arbitrary user accounts associated with the same organization, and send messages, read messages, read contact lists, or cause a denial of service (login unavailability), via unspecified vectors.

NVD Source

Technical Analysis

CVE-2011-0290 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityP
AvailabilityP
AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected Vendors & Products

lotus1 product(s)
domino
Microsoft1 product(s)
exchange server
rim1 product(s)
blackberry enterprise server
Source: NVD CPE · 3 total CPE entries

Exploit & PoC Resources

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

All References (12)

Quick Facts

CVE IDCVE-2011-0290
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-264
CISA KEVNo
Affected3 vendor(s)
PublishedOct 21, 2011

Related CVEs (CWE-264)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2011-0290 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.