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CVE-2004-0989

Multiple buffer overflows in libXML 2.6.12 and 2.6.13 (libxml2), and possibly other versions, may allow remote attackers to execute arbitrary code via (1) a long FTP URL that is not properly handled by the xmlNanoFTPScanURL function, (2) a long proxy URL containing FTP data that is not properly handled by the xmlNanoFTPScanProxy function, and other overflows related to manipulation of DNS length…

Severity
High 10.0
Published
1 Mar 2005
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
22% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Sources
NVD

Description

Multiple buffer overflows in libXML 2.6.12 and 2.6.13 (libxml2), and possibly other versions, may allow remote attackers to execute arbitrary code via (1) a long FTP URL that is not properly handled by the xmlNanoFTPScanURL function, (2) a long proxy URL containing FTP data that is not properly handled by the xmlNanoFTPScanProxy function, and other overflows related to manipulation of DNS length values, including (3) xmlNanoFTPConnect, (4) xmlNanoHTTPConnectHost, and (5) xmlNanoHTTPConnectHost.

From NVD.

Affected software

SoftwareAffected versions
libxml2Servers and applications · cpe:a:xmlsoft:libxml2
  • Version 2.6.14
  • Version 2.6.13
  • Version 2.6.12
  • Version 2.6.11
All 9 release lines
  • Version 2.5.11
  • Version 2.6.6
  • Version 2.6.7
  • Version 2.6.8
  • Version 2.6.9
  • Version 2.6.11
  • Version 2.6.12
  • Version 2.6.13
  • Version 2.6.14

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2004-0989
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2004-0989