CVE-2007-1693

Public Exploit

Description

The SIP channel module in Yet Another Telephony Engine (Yate) before 1.2.0 sets the caller_info_uri parameter using an incorrect variable that can be NULL, which allows remote attackers to cause a denial of service (NULL dereference and application crash) via a Call-Info header without a purpose parameter.

Category

7.8
CVSS
Severity: High
CVSS 2.0 •
EPSS 1.30% Top 25%
Third-Party Advisory securityreason.com Third-Party Advisory null.ro Third-Party Advisory securityfocus.com Third-Party Advisory securityfocus.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://voip.null.ro/cgi-bin/cvsweb.cgi/yate/modules/ysipchan.cpp third party advisory issue tracking
http://www.securityfocus.com/archive/1/467289/100/200/threaded mailing list third party advisory vdb entry
http://securityreason.com/securityalert/2716 third party advisory exploit
http://www.securityfocus.com/bid/23746 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2007-1693?
CVE-2007-1693 has been scored as a high severity vulnerability.
How to fix CVE-2007-1693?
To fix CVE-2007-1693, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-1693 being actively exploited in the wild?
It is possible that CVE-2007-1693 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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