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CVE-2007-2488

10.0 · HIGH

The IAX2 channel driver (chan_iax2) in Asterisk before 20070504 does not properly null terminate data, which allows remote attackers to trigger loss of transmitted data, and possibly obtain sensiti…

Published May 7, 2007asteriskEPSS 4.32%

Overview

CVE-2007-2488 is a high-severity vulnerability affecting asterisk asterisk. It was published on May 7, 2007 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The IAX2 channel driver (chan_iax2) in Asterisk before 20070504 does not properly null terminate data, which allows remote attackers to trigger loss of transmitted data, and possibly obtain sensitive information (memory contents) or cause a denial of service (application crash), by sending a frame that lacks a 0 byte.

Remediation

Check the references section for vendor advisories and patches from asterisk. Update asterisk to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
asteriskasterisk0Affected

References

Refftp.digium.com/pub/asa/ASA-2007-013.pdfRefosvdb.org/35769Refsecunia.com/advisories/25134Refsecunia.com/advisories/25582Refwww.debian.org/security/2007/dsa-1358Refwww.novell.com/linux/security/advisories/2007_34_asterisk.htmlRefwww.securityfocus.com/bid/23824Refwww.vupen.com/english/advisories/2007/1661Refexchange.xforce.ibmcloud.com/vulnerabilities/34085Refftp.digium.com/pub/asa/ASA-2007-013.pdf

How CyberStrike helps

Frequently asked questions

What is CVE-2007-2488?

CVE-2007-2488 is a high-severity vulnerability affecting asterisk asterisk. It was published on May 7, 2007 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2007-2488?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-2488?

Check the references section for vendor advisories and patches from asterisk. Update asterisk to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2007-2488?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-2488 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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