CVE-2017-3137 - Reachable Assertion

Severity

50%

Complexity

99%

Confidentiality

48%

Mistaken assumptions about the ordering of records in the answer section of a response containing CNAME or DNAME resource records could lead to a situation in which named would exit with an assertion failure when processing a response in which records occurred in an unusual order. Affects BIND 9.9.9-P6, 9.9.10b1->9.9.10rc1, 9.10.4-P6, 9.10.5b1->9.10.5rc1, 9.11.0-P3, 9.11.1b1->9.11.1rc1, and 9.9.9-S8.

Mistaken assumptions about the ordering of records in the answer section of a response containing CNAME or DNAME resource records could lead to a situation in which named would exit with an assertion failure when processing a response in which records occurred in an unusual order. Affects BIND 9.9.9-P6, 9.9.10b1->9.9.10rc1, 9.10.4-P6, 9.10.5b1->9.10.5rc1, 9.11.0-P3, 9.11.1b1->9.11.1rc1, and 9.9.9-S8.

CVSS 3.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P).

Demo Examples

Reachable Assertion

CWE-617

In the excerpt below, an AssertionError (an unchecked exception) is thrown if the user hasn't entered an email address in an HTML form.


               
assert email != null;

Overview

First reported 6 years ago

2019-01-16 20:29:00

Last updated 5 years ago

2019-10-09 23:27:00

Affected Software

ISC BIND 9.9.9 Patch 6

9.9.9

ISC BIND 9.9.9 S8

9.9.9

ISC BIND 9.9.10 Beta 1

9.9.10

ISC BIND 9.9.10 Release Candidate 1

9.9.10

ISC BIND 9.10.4 Patch 6

9.10.4

ISC BIND 9.10.5 Beta 1

9.10.5

ISC BIND 9.10.5 Release Candidate 1

9.10.5

ISC BIND 9.11.0 Patch 3

9.11.0

ISC BIND 9.11.1 Beta 1

9.11.1

ISC BIND 9.11.1 Release Candidate 1

9.11.1

Red Hat Enterprise Linux Desktop 6.0

6.0

RedHat Enterprise Linux Desktop 7.0

7.0

Red Hat Enterprise Linux Server 6.0

6.0

RedHat Enterprise Linux Server 7.0

7.0

Red Hat Enterprise Linux Server AUS 6.4

6.4

Red Hat Enterprise Linux Server Advanced mission critical Update Support (AUS) 6.5

6.5

Red Hat Enterprise Linux Server AUS 7.2

7.2

Red Hat Enterprise Linux Advanced mission critical Update Support (AUS) 7.3

7.3

Red Hat Enterprise Linux Server Advanced mission critical Update Support (AUS) 7.4

7.4

Red Hat Enterprise Linux Server Advanced mission critical Update Support (AUS) 7.6

7.6

Red Hat Enterprise Linux Server EUS 7.2

7.2

Red Hat Enterprise Linux Server Extended Update Support (EUS) 7.3

7.3

Red Hat Enterprise Linux Server Extended Update Support (EUS) 7.4

7.4

Red Hat Enterprise Linux Server Extended Update Support (EUS) 7.5

7.5

Red Hat Enterprise Linux Server Extended Update Support (EUS) 7.6

7.6

Red Hat Enterprise Linux Server Telecommunications Update Service (TUS) 6.6

6.6

Red Hat Enterprise Linux Server Telecommunications Update Service (TUS) 7.6

7.6

Red Hat Enterprise Linux Workstation 6.0

6.0

RedHat Enterprise Linux Workstation 7.0

7.0

NetApp Element Software

Debian Linux 8.0 (Jessie)

8.0

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