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ubuntuUbuntuUSN-3850-1
HistoryJan 09, 2019 - 12:00 a.m.

NSS vulnerabilities

2019-01-0900:00:00
ubuntu.com
221

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.102 Low

EPSS

Percentile

94.9%

Releases

  • Ubuntu 18.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • nss - Network Security Service library

Details

Keegan Ryan discovered that NSS incorrectly handled ECDSA key generation.
A local attacker could possibly use this issue to perform a cache-timing
attack and recover private ECDSA keys. (CVE-2018-0495)

It was discovered that NSS incorrectly handled certain v2-compatible
ClientHello messages. A remote attacker could possibly use this issue to
perform a replay attack. (CVE-2018-12384)

It was discovered that NSS incorrectly handled certain padding oracles. A
remote attacker could possibly use this issue to perform a variant of the
Bleichenbacher attack. (CVE-2018-12404)

OSVersionArchitecturePackageVersionFilename
Ubuntu18.10noarchlibnss3< 2:3.36.1-1ubuntu1.1UNKNOWN
Ubuntu18.10noarchlibnss3-dbg< 2:3.36.1-1ubuntu1.1UNKNOWN
Ubuntu18.10noarchlibnss3-dev< 2:3.36.1-1ubuntu1.1UNKNOWN
Ubuntu18.10noarchlibnss3-tools< 2:3.36.1-1ubuntu1.1UNKNOWN
Ubuntu18.04noarchlibnss3< 2:3.35-2ubuntu2.1UNKNOWN
Ubuntu18.04noarchlibnss3-dbg< 2:3.35-2ubuntu2.1UNKNOWN
Ubuntu18.04noarchlibnss3-dev< 2:3.35-2ubuntu2.1UNKNOWN
Ubuntu18.04noarchlibnss3-tools< 2:3.35-2ubuntu2.1UNKNOWN
Ubuntu16.04noarchlibnss3< 2:3.28.4-0ubuntu0.16.04.4UNKNOWN
Ubuntu16.04noarchlibnss3-1d< 2:3.28.4-0ubuntu0.16.04.4UNKNOWN
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1-10 of 231

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.102 Low

EPSS

Percentile

94.9%