CVE-2007-3443

2.3 LOW 0.6% exploit odds No fix listed

What it is

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.

At a glance

Exploitability: Can be exploited from the same network segment with a login. Limited direct impact.
Exploit odds: 0.6% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2007-06-27 00:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:42 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.6% in the next 30 days (EPSS).
Severity: 2.3 LOW (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2007-06-27 00:30 UTC
Last modified: 2026-06-16 22:42 UTC
Exploit probability: 0.6% · EPSS, next 30 days
Record status: Modified

Affected

Research In Motion Limited Blackberry 7270 ≤ 4.0_sp1_bundle_83

Attack profile CVSS 2.0 · 2.3

Attack vector: Adjacent network
Complexity: Medium
Authentication: Single
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:A/AC:M/Au:S/C:N/I:N/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2007-3443.md and follow it. Check whether this project is affected by CVE-2007-3443. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

· More options · Status badge

Download Square Reddit

References

NVD record · CVE.org record