CVE-2007-3443

CVE-2007-3443 is a low-severity vulnerability in Research In Motion Limited Blackberry 7270 with a CVSS 2.0 base score of 2.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The Research in Motion BlackBerry 7270 before 4.0 SP1 Bundle 108 does not properly manage transaction states, which allows remote attackers to cause a denial of service (temporary device hang) by sending a certain SIP INVITE message, but not providing an ACK when the call is answered.

Frequently asked questions

What is CVE-2007-3443?
The Research in Motion BlackBerry 7270 before 4.0 SP1 Bundle 108 does not properly manage transaction states, which allows remote attackers to cause a denial of service (temporary device hang) by sending a certain SIP INVITE message, but not providing an ACK when the call is answered.
How severe is CVE-2007-3443?
CVE-2007-3443 has a CVSS 2.0 base score of 2.3, rated low severity.
Is CVE-2007-3443 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3443?
CVE-2007-3443 affects Research In Motion Limited Blackberry 7270. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3443?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3443 published?
CVE-2007-3443 was published on 2007-06-27 and last updated on 2026-06-16.

References

Affected products (1)

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