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ubuntuUbuntuUSN-3431-1
HistoryOct 02, 2017 - 12:00 a.m.

NSS vulnerability

2017-10-0200:00:00
ubuntu.com
39

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.01

Percentile

83.7%

Releases

  • Ubuntu 17.04
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • nss - Network Security Service library

Details

Martin Thomson discovered that NSS incorrectly generated handshake hashes.
A remote attacker could use this issue to cause NSS to crash, resulting in
a denial of service, or possibly execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu17.04noarchlibnss3< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-dbg< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-dbgsym< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-dev< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-dev-dbgsym< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-tools< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu17.04noarchlibnss3-tools-dbgsym< 2:3.28.4-0ubuntu0.17.04.3UNKNOWN
Ubuntu16.04noarchlibnss3< 2:3.28.4-0ubuntu0.16.04.3UNKNOWN
Ubuntu16.04noarchlibnss3-1d< 2:3.28.4-0ubuntu0.16.04.3UNKNOWN
Ubuntu16.04noarchlibnss3-dbg< 2:3.28.4-0ubuntu0.16.04.3UNKNOWN
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CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.01

Percentile

83.7%