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Fencer Intel
medium 6.5

CVE-2011-0290 json

The BlackBerry Collaboration Service in Research In Motion (RIM) BlackBerry Enterprise Server (BES) 5.0.3 through MR4 for Microsoft Exchang…

published 2011-10-21 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0316

cvss
6.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

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.

Exploit prediction

2.10% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • blackberry.com http://www.blackberry.com/btsc/KB28524 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.