CVE-2007-3443

Severity: low (CVSS 2.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-06-27 · updated 2026-06-16

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.

Affected products

Research In Motion Limited Blackberry 7270: through 4.0_sp1_bundle_83

References

http://osvdb.org/37647
http://secunia.com/advisories/25824
http://www.blackberry.com/btsc/articles/220/KB12705_f.SAL_Public.html
http://www.kb.cert.org/vuls/id/324841
http://www.securityfocus.com/bid/24545
http://www.sipera.com/index.php?action=resources%2Cthreat_advisory&tid=213&
https://exchange.xforce.ibmcloud.com/vulnerabilities/35075
http://osvdb.org/37647
http://secunia.com/advisories/25824
http://www.blackberry.com/btsc/articles/220/KB12705_f.SAL_Public.html
http://www.kb.cert.org/vuls/id/324841
http://www.securityfocus.com/bid/24545

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