SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2003-0519

Certain versions of Internet Explorer 5 and 6, in certain Windows environments, allow remote attackers to cause a denial of service (freeze) via a URL to C:\aux (MS-DOS device name) and possibly other devices.

MEDIUM 5.0EPSS 10.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 10.8%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Certain versions of Internet Explorer 5 and 6, in certain Windows environments, allow remote attackers to cause a denial of service (freeze) via a URL to C:\aux (MS-DOS device name) and possibly other devices.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
10.83% probability · 96th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
microsoft/internet explorer
Source
cve@mitre.org
EPSS trend
0%8%15%26 October 2026: 10.83%26 October 202626 October 2026

EPSS 10.8% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.