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CVE-2012-4737

UnknownEPSS 1.49%

Last modified

CVE-2012-4737 is a vulnerability of currently unknown severity. channels/chan_iax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certain uses of peer credentials, which allows remote authenticated users to bypass intended outbound-call restrictions by leveraging the availability of these credentials.. EPSS estimates a 1.49% chance of exploitation in the next 30 days.

Description

channels/chan_iax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certain uses of peer credentials, which allows remote authenticated users to bypass intended outbound-call restrictions by leveraging the availability of these credentials.

Metrics

EPSS Probability
1.49%

70.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
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—
DigiumAsterisk1.8.13.0—
DigiumAsterisk1.8.13.1—
DigiumAsterisk1.8.14.0Rc1
DigiumAsterisk1.8.14.1—
DigiumAsterisk1.8.15.0—
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—

Showing 50 of 71 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-4737?
channels/chan_iax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certain uses of peer credentials, which allows remote authenticated users to bypass intended outbound-call restrictions by leveraging the availability of these credentials.
How severe is CVE-2012-4737?
Severity scoring for CVE-2012-4737 is pending analysis. The EPSS model estimates a 1.49% probability of exploitation in the next 30 days.
How do I fix CVE-2012-4737?
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