Resource Management Errors Affecting unbound package, versions [,1.5.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
10.5% (93rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-UNBOUND-2374294
  • published26 Jan 2022
  • disclosed11 Dec 2014
  • creditUnknown

Introduced: 11 Dec 2014

CVE-2014-8602  (opens in a new tab)
CWE-399  (opens in a new tab)

How to fix?

Upgrade unbound to version 1.5.1 or higher.

Overview

Affected versions of this package are vulnerable to Resource Management Errors iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.

References

CVSS Base Scores

version 3.1