HIGH · 7.8

CVE-2007-2297

The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to c...

Vulnerability Description

The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to cause a denial of service (crash).

CVSS Score

7.8

HIGH

AV:N/AC:L/Au:N/C:N/I:N/A:C
Confidentiality
NONE
Integrity
NONE
Availability
COMPLETE

Affected Products

VendorProductVersions
AsteriskAsterisk1.2.0_beta1

References

FAQ

What is CVE-2007-2297?

CVE-2007-2297 is a vulnerability with a CVSS score of 7.8 (HIGH). The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to c...

How severe is CVE-2007-2297?

CVE-2007-2297 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2007-2297?

Check the references section above for vendor advisories and patch information. Affected products include: Asterisk Asterisk.