CVE-2012-2947

UnknownEPSS 2.33%

Last modified

CVE-2012-2947 is a vulnerability of currently unknown severity. chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.. EPSS estimates a 2.33% chance of exploitation in the next 30 days.

Description

chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.

Metrics

EPSS Probability
2.33%

81.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
DebianDebian Linux6.0
DigiumAsterisk1.8.0
DigiumAsterisk1.8.1
DigiumAsterisk1.8.1.1
DigiumAsterisk1.8.1.2
DigiumAsterisk1.8.2
DigiumAsterisk1.8.2.1
DigiumAsterisk1.8.2.2
DigiumAsterisk1.8.2.3
DigiumAsterisk1.8.2.4
DigiumAsterisk1.8.3
DigiumAsterisk1.8.3.1
DigiumAsterisk1.8.3.2
DigiumAsterisk1.8.3.3
DigiumAsterisk1.8.4
DigiumAsterisk1.8.4.1
DigiumAsterisk1.8.4.2
DigiumAsterisk1.8.4.3
DigiumAsterisk1.8.4.4
DigiumAsterisk1.8.5
DigiumAsterisk1.8.5.0
DigiumAsterisk1.8.6.0
DigiumAsterisk1.8.7.0
DigiumAsterisk1.8.7.1
DigiumAsterisk1.8.8.0
DigiumAsterisk1.8.8.1
DigiumAsterisk1.8.8.2
DigiumAsterisk1.8.9.0
DigiumAsterisk1.8.9.1
DigiumAsterisk1.8.9.2
DigiumAsterisk1.8.9.3
DigiumAsterisk1.8.10.0
DigiumAsterisk1.8.10.1
DigiumAsterisk1.8.11.0
DigiumAsterisk1.8.11.1
DigiumAsterisk1.8.12
DigiumAsterisk1.8.12.0
DigiumAsterisk10.0.0
DigiumAsterisk10.0.1
DigiumAsterisk10.1.0
DigiumAsterisk10.1.1
DigiumAsterisk10.1.2
DigiumAsterisk10.1.3
DigiumAsterisk10.2.0
DigiumAsterisk10.2.1
DigiumAsterisk10.3.0
DigiumAsterisk10.3.1
DigiumAsterisk10.4.0
DigiumCertified Asterisk1.8.11Cert

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-2947?
chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.
How severe is CVE-2012-2947?
Severity scoring for CVE-2012-2947 is pending analysis. The EPSS model estimates a 2.33% probability of exploitation in the next 30 days.
How do I fix CVE-2012-2947?
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.

Are you affected by CVE-2012-2947?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST