CVE-2007-3318

CVE-2007-3318 is a medium-severity vulnerability in Avaya One-x with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in the Session Initiation Protocol (SIP) User Access Client (UAC) message parsing module in Avaya one-X Desktop Edition 2.1.0.70 and earlier allows remote attackers to cause a denial of service (call reception outage) via a malformed SIP message.

Frequently asked questions

What is CVE-2007-3318?
Buffer overflow in the Session Initiation Protocol (SIP) User Access Client (UAC) message parsing module in Avaya one-X Desktop Edition 2.1.0.70 and earlier allows remote attackers to cause a denial of service (call reception outage) via a malformed SIP message.
How severe is CVE-2007-3318?
CVE-2007-3318 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-3318 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3318?
CVE-2007-3318 affects Avaya One-x. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3318?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3318 published?
CVE-2007-3318 was published on 2007-06-21 and last updated on 2026-06-16.

References

Affected products (1)

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