Unrated severityNVD Advisory· Published Oct 6, 2001· Updated Apr 16, 2026

CVE-2001-1421

Description

AOL Instant Messenger (AIM) 4.7 and earlier allows remote attackers to cause a denial of service (application crash) via a large number of different fonts followed by an HTML HR tag.

Affected products

AOL/Instant Messenger
cpe:2.3:a:aol:instant_messenger:*:*:*:*:*:*:*:*
Range: <=4.7

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.securityfocus.com/archive/1/218920nvdExploit
www.kb.cert.org/vuls/id/530299nvdUS Government Resource
www.kb.cert.org/vuls/id/JARL-569MD7nvdUS Government Resource
www.securityfocus.com/archive/1/247707nvd
www.securityfocus.com/bid/3756nvd
exchange.xforce.ibmcloud.com/vulnerabilities/7757nvd

News mentions

No linked articles in our index yet.

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