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Sid 1-15963

Message

OS-LINUX Red Hat Enterprise Linux DNS resolver buffer overflow attempt

Summary

Buffer overflows in the DNS stub resolver library in ISC BIND 4.9.2 through 4.9.10, and other derived libraries such as BSD libc and GNU glibc, allow remote attackers to execute arbitrary code via DNS server responses that trigger the overflow in the (1) getnetbyname, or (2) getnetbyaddr functions, aka "LIBRESOLV: buffer overrun" and a different vulnerability than CVE-2002-0684.

Impact

CVSS base score 7.5 CVSS impact score 6.4 CVSS exploitability score 10.0 confidentialityImpact PARTIAL integrityImpact PARTIAL availabilityImpact PARTIAL

CVE-2002-0029:

CVSS base score 7.5

CVSS impact score 6.4

CVSS exploitability score 10.0

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Detailed information

CVE-2002-0029: Buffer overflows in the DNS stub resolver library in ISC BIND 4.9.2 through 4.9.10, and other derived libraries such as BSD libc and GNU glibc, allow remote attackers to execute arbitrary code via DNS server responses that trigger the overflow in the (1) getnetbyname, or (2) getnetbyaddr functions, aka "LIBRESOLV: buffer overrun" and a different vulnerability than CVE-2002-0684.

Affected systems

  • isc bind 4.9.2
  • isc bind 4.9.3
  • isc bind 4.9.4
  • isc bind 4.9.5
  • isc bind 4.9.6
  • isc bind 4.9.7
  • isc bind 4.9.8
  • isc bind 4.9.9
  • isc bind 4.9.10
  • astaro security_linux 2.0.23
  • astaro security_linux 2.0.24
  • astaro security_linux 2.0.25
  • astaro security_linux 2.0.26
  • astaro security_linux 2.0.27
  • astaro security_linux 2.0.30
  • astaro security_linux 3.2.0
  • astaro security_linux 3.2.10
  • astaro security_linux 3.2.11

Ease of attack

CVE-2002-0029:

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

False positives

None known

False negatives

None known

Corrective action

Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

Contributors

  • Talos research team.
  • This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology.
  • For more information see nvd.

Additional References