VulnerabilityModified
CVE-1999-1577
Buffer overflow in HHOpen ActiveX control (hhopen.ocx) 1.0.0.1 for Internet Explorer 4.01 and 5 allows remote attackers to execute arbitrary commands via long arguments to the OpenHelp method.
MEDIUM 5.1EPSS 19.5%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 19.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
Buffer overflow in HHOpen ActiveX control (hhopen.ocx) 1.0.0.1 for Internet Explorer 4.01 and 5 allows remote attackers to execute arbitrary commands via long arguments to the OpenHelp method.
- CVSS 2.0
- 5.1 MEDIUMAV:N/AC:H/Au:N/C:P/I:P/A:P
- EPSS
- 19.49% probability · 97th percentile
- CISA KEV
- Not listed
- Affected
- microsoft/internet explorer
- Source
- cve@mitre.org
References
- http://www.kb.cert.org/vuls/id/29795US Government Resource
- http://www.securityfocus.com/archive/1/28719
- http://www.securityfocus.com/bid/669
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3314
- http://www.kb.cert.org/vuls/id/29795US Government Resource
- http://www.securityfocus.com/archive/1/28719
- http://www.securityfocus.com/bid/669
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3314
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.