How severe is CVE-2007-3437?

CVE-2007-3437 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2007-3437 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3437?

CVE-2007-3437 affects Aol Instant Messenger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3437?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2007-3437 published?

CVE-2007-3437 was published on 2007-06-27 and last updated on 2026-06-16.

CVE-2007-3437

CVE-2007-3437 is a high-severity vulnerability in Aol Instant Messenger with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Aol Instant Messenger
Published: 2007-06-27
Last modified: 2026-06-16

Description

AOL Instant Messenger (AIM) 6.1.32.1 on Windows XP allows remote attackers to cause a denial of service (application crash) via a malformed header value in a SIP INVITE message, a different vulnerability than CVE-2007-3350.

Frequently asked questions

What is CVE-2007-3437?: AOL Instant Messenger (AIM) 6.1.32.1 on Windows XP allows remote attackers to cause a denial of service (application crash) via a malformed header value in a SIP INVITE message, a different vulnerability than CVE-2007-3350.
How severe is CVE-2007-3437?: CVE-2007-3437 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2007-3437 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3437?: CVE-2007-3437 affects Aol Instant Messenger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3437?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2007-3437 published?: CVE-2007-3437 was published on 2007-06-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:aol:instant_messenger:6.1.32.1:*:*:*:*:*:*:*

More vulnerabilities in Aol Instant Messenger

CVE-2004-0636 — Critical (CVSS 10.0): Buffer overflow in the goaway function in the aim:goaway URI handler for AOL Instant Messenger (AIM) 5.5, including…
CVE-2003-1503 — Critical (CVSS 10.0): Buffer overflow in AOL Instant Messenger (AIM) 5.2.3292 allows remote attackers to execute arbitrary code via an…
CVE-2002-0005 — Critical (CVSS 10.0): Buffer overflow in AOL Instant Messenger (AIM) 4.7.2480, 4.8.2616, and other versions allows remote attackers to…
CVE-2007-3350 — High (CVSS 7.8): AOL Instant Messenger (AIM) 6.1.32.1 on Windows XP allows remote attackers to cause a denial of service (application…
CVE-2004-2373 — High (CVSS 7.5): The Buddy icon file for AOL Instant Messenger (AIM) 4.3 through 5.5 is created in a predictable location, which may…
CVE-2002-0592 — High (CVSS 7.5): AOL Instant Messenger (AIM) allows remote attackers to steal files that are being transferred to other clients by…

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