CVE-1999-0877 EXPLOIT
4.3
MEDIUM · CVSS 2.0 · EPSS 17.7% (pctl 97)
Patch early
A public exploit exists.
Description
Internet Explorer 5 allows remote attackers to read files via an ExecCommand method called on an IFRAME.
Scoring
| CVSS | 4.3 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| EPSS | 17.67% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-200 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 1999-10-01 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| microsoft | internet explorer |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Internet Explorer 5.0/4.0.1 - iFrame | 1999-10-11 |
References
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ243638
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-042
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ243638
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-042
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