CVE-2002-1021
BadBlue server allows remote attackers to read restricted files, such as EXT.INI, via an HTTP request that contains a hex-encoded null byte.
Does this matter?
A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 3.2%. Treat it as high on anything reachable from the internet.
Description
BadBlue server allows remote attackers to read restricted files, such as EXT.INI, via an HTTP request that contains a hex-encoded null byte.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 3.22% probability · 88th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 13 June 2002
- CISA KEV
- Not listed
- Affected
- working resources inc./badblue
- Source
- cve@mitre.org
EPSS 3.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0143.html
- http://www.iss.net/security_center/static/9557.phpVendor Advisory
- http://www.securityfocus.com/bid/5226Exploit, Vendor Advisory
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0143.html
- http://www.iss.net/security_center/static/9557.phpVendor Advisory
- http://www.securityfocus.com/bid/5226Exploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.