CVE-2002-0079

7.5 HIGH 78% exploit odds No fix listed

What it is

Buffer overflow in the chunked encoding transfer mechanism in Internet Information Server (IIS) 4.0 and 5.0 Active Server Pages allows attackers to cause a denial of service or execute arbitrary code.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 78.0% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2002-04-22 04:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 21:56 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 78.0% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2002-04-22 04:00 UTC
Last modified: 2026-06-16 21:56 UTC
Exploit probability: 78.0% · EPSS, next 30 days
Record status: Modified

Affected

Microsoft Internet Information Server 4.0
Microsoft Internet Information Services 5.0

Attack profile CVSS 2.0 · 7.5

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: Partial
Integrity: Partial
Availability: Partial

Raw vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2002-0079.md and follow it. Check whether this project is affected by CVE-2002-0079. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record