SB2015070810 - Input validation error in ISC BIND 

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2015070810

SB2015070810 - Input validation error in ISC BIND

Published: July 8, 2015 Updated: August 4, 2020

Security Bulletin ID SB2015070810
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2015-4620)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

name.c in named in ISC BIND 9.7.x through 9.9.x before 9.9.7-P1 and 9.10.x before 9.10.2-P2, when configured as a recursive resolver with DNSSEC validation, allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) by constructing crafted zone data and then making a query for a name in that zone.


Remediation

Install update from vendor's website.

References