cbcvebase.
CVE-2000-0322
published 2000-04-24

CVE-2000-0322: The passwd.php3 CGI script in the Red Hat Piranha Virtual Server Package allows local users to execute arbitrary commands via shell metacharacters.

PriorityP266critical10CVSS 2.0
AVNACLAuNCCICAC
ITWEXPLOITVulnCheck KEV
Exploited in the wild
EPSS
41.63%
98.5th percentile
The passwd.php3 CGI script in the Red Hat Piranha Virtual Server Package allows local users to execute arbitrary commands via shell metacharacters.

Affected

1 ranges
VendorProductVersion rangeFixed in
redhatlinux

Detection & IOCsextracted from sources · hover to see the quote

path/piranha/secure/passwd.php3
filenamepasswd.php3
command/piranha/secure/passwd.php3?try1=q+;{cmd}&try2=q+;{cmd}&passwd=ACCEPT
  • Monitor HTTP GET requests targeting /piranha/secure/passwd.php3 with shell metacharacters (e.g., semicolons) in the try1 or try2 query parameters, which are the injection points for arbitrary command execution.
  • Alert on HTTP Basic Authentication attempts to the /piranha/secure/ path using the default credentials piranha:q, which were exploited in the wild.
  • Successful exploitation results in a 200 response containing the string 'The passwords you supplied match'; correlate this response with suspicious query parameters as a post-exploitation indicator.
  • ·The Metasploit module uses the PrintfPHPMagicQuotes encoder because PHP's magic_quotes_gpc is on by default in the target environment, causing escaping of single and double quotes. Detection rules must account for encoded payloads that avoid these characters.
  • ·The exploit requires prior authentication (HTTP Basic Auth) to the /piranha/secure/ path; unauthenticated attempts will receive a 401 response. Detection should cover both the auth attempt and the subsequent command injection request.
  • ·Commands are executed as the Apache user account (nobody), not as root. Post-exploitation process monitoring should focus on the 'nobody' user spawning unexpected child processes.

CVSS provenance

nvdv2.010.0CRITICALAV:N/AC:L/Au:N/C:C/I:C/A:C
vulncheck10.0CRITICAL
vendor_redhat10.0CRITICAL
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