# CVE-2001-1420: CVE-2001-1420

Status: published. Published: 2005-05-02. Updated: 2026-11-12.

AOL Instant Messenger (AIM) 4.7 allows remote attackers to cause a denial of service (application crash) via a long filename, possibly caused by a buffer overflow.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- aol / instant_messenger: 4.7 (affected, custom). Source: NVD

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:aol:instant_messenger:4.7:*:*:*:*:*:*:*",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]
```

## Severity and prioritization

- CVSS 2.0: 5 (medium); AV:N/AC:L/Au:N/C:N/I:N/A:P; source: NVD: nvd@nist.gov

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: Not reported

## Exploit evidence

- exploit: http://www.securityfocus.com/archive/1/218920 (cve@mitre.org)
- exploit: http://www.securityfocus.com/archive/1/218920 (af854a3a-2127-422b-91ae-364da2661108)

## References

- http://www.kb.cert.org/vuls/id/972499 (cve@mitre.org; US Government Resource)

- http://www.kb.cert.org/vuls/id/JARL-569MEK (cve@mitre.org; US Government Resource)

- http://www.securityfocus.com/archive/1/218920 (cve@mitre.org; Exploit)

- http://www.securityfocus.com/bid/3407 (cve@mitre.org)

- https://exchange.xforce.ibmcloud.com/vulnerabilities/7254 (cve@mitre.org)

- http://www.kb.cert.org/vuls/id/972499 (af854a3a-2127-422b-91ae-364da2661108; US Government Resource)

- http://www.kb.cert.org/vuls/id/JARL-569MEK (af854a3a-2127-422b-91ae-364da2661108; US Government Resource)

- http://www.securityfocus.com/archive/1/218920 (af854a3a-2127-422b-91ae-364da2661108; Exploit)

- http://www.securityfocus.com/bid/3407 (af854a3a-2127-422b-91ae-364da2661108)

- https://exchange.xforce.ibmcloud.com/vulnerabilities/7254 (af854a3a-2127-422b-91ae-364da2661108)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2001-1420; retrieved 2026-11-12; source updated 2026-11-12

Revision: aadefc826648567259523bcb362d12ee5a4ec05fdfeb8ce13d6a0e45ad36be31

Canonical: https://y2.dev/cve/CVE-2001-1420

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