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CVE-2008-3263

UnknownEPSS 28.00%

Last modified

CVE-2008-3263 is a vulnerability of currently unknown severity. The IAX2 protocol implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.. EPSS estimates a 28.00% chance of exploitation in the next 30 days.

Description

The IAX2 protocol implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.

Metrics

EPSS Probability
28.00%

97.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AsteriskAsterisk0.1.0
AsteriskAsterisk0.1.1
AsteriskAsterisk0.1.2
AsteriskAsterisk0.1.3
AsteriskAsterisk0.1.4
AsteriskAsterisk0.1.5
AsteriskAsterisk0.1.6
AsteriskAsterisk0.1.7
AsteriskAsterisk0.1.8
AsteriskAsterisk0.1.9
AsteriskAsterisk0.1.9_1
AsteriskAsterisk0.1.10
AsteriskAsterisk0.1.11
AsteriskAsterisk0.1.12
AsteriskAsterisk0.2
AsteriskAsterisk0.3
AsteriskAsterisk0.4
AsteriskAsterisk0.5.0
AsteriskAsterisk0.7.0
AsteriskAsterisk0.7.1
AsteriskAsterisk0.7.2
AsteriskAsterisk0.9.0
AsteriskAsterisk1.0
AsteriskAsterisk1.0.1
AsteriskAsterisk1.0.2
AsteriskAsterisk1.0.3
AsteriskAsterisk1.0.4
AsteriskAsterisk1.0.5
AsteriskAsterisk1.0.6
AsteriskAsterisk1.0.7
AsteriskAsterisk1.0.8
AsteriskAsterisk1.0.9
AsteriskAsterisk1.0.10
AsteriskAsterisk1.0.11
AsteriskAsterisk1.0.11.1
AsteriskAsterisk1.0.12
AsteriskAsterisk1.2.0_beta1
AsteriskAsterisk1.2.0_beta2
AsteriskAsterisk1.2.1
AsteriskAsterisk1.2.2
AsteriskAsterisk1.2.3
AsteriskAsterisk1.2.4
AsteriskAsterisk1.2.5
AsteriskAsterisk1.2.6
AsteriskAsterisk1.2.7
AsteriskAsterisk1.2.7.1
AsteriskAsterisk1.2.8
AsteriskAsterisk1.2.9
AsteriskAsterisk1.2.9.1
AsteriskAsterisk1.2.10

Showing 50 of 103 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2008-3263?
The IAX2 protocol implementation in Asterisk Open Source 1.0.x, 1.2.x before 1.2.30, and 1.4.x before 1.4.21.2; Business Edition A.x.x, B.x.x before B.2.5.4, and C.x.x before C.1.10.3; AsteriskNOW; Appliance Developer Kit 0.x.x; and s800i 1.0.x before 1.2.0.1 allows remote attackers to cause a denial of service (call-number exhaustion and CPU consumption) by quickly sending a large number of IAX2 (IAX) POKE requests.
How severe is CVE-2008-3263?
Severity scoring for CVE-2008-3263 is pending analysis. The EPSS model estimates a 28.00% probability of exploitation in the next 30 days.
How do I fix CVE-2008-3263?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST