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freebsdFreeBSD8D3BAE09-FD28-11E7-95F2-005056925DB4
HistoryOct 08, 2017 - 12:00 a.m.

unbound -- vulnerability in the processing of wildcard synthesized NSEC records

2017-10-0800:00:00
vuxml.freebsd.org
16

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

73.1%

JSON

Unbound reports:

We discovered a vulnerability in the processing of wildcard synthesized
NSEC records. While synthesis of NSEC records is allowed by RFC4592,
these synthesized owner names should not be used in the NSEC processing.
This does, however, happen in Unbound 1.6.7 and earlier versions.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchunbound< 1.6.8UNKNOWN

Related

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5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

73.1%

JSON
Related for 8D3BAE09-FD28-11E7-95F2-005056925DB4
openvas13redhatcve1osv3debian2nessus15prion1cvelist1fedora2nvd1ubuntucve1ubuntu1cve1debiancve1mageia1rosalinux1photon2