CVE-2017-3140 An error processing RPZ rules can cause named to loop endlessly after handling a query

2017-06-1400:00:00

isc

www.cve.org

CVSS3

3.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

AI Score

6.3

Confidence

High

EPSS

0.116

Percentile

95.3%

JSON

If named is configured to use Response Policy Zones (RPZ) an error processing some rule types can lead to a condition where BIND will endlessly loop while handling a query. Affects BIND 9.9.10, 9.10.5, 9.11.0->9.11.1, 9.9.10-S1, 9.10.5-S1.

CNA Affected

[
  {
    "product": "BIND 9",
    "vendor": "ISC",
    "versions": [
      {
        "status": "affected",
        "version": "9.9.10, 9.10.5, 9.11.0->9.11.1, 9.9.10-S1, 9.10.5-S1"
      }
    ]
  }
]