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ubuntuUbuntuUSN-2540-1
HistoryMar 23, 2015 - 12:00 a.m.

GnuTLS vulnerabilities

2015-03-2300:00:00
ubuntu.com
32

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

7.7 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.006 Low

EPSS

Percentile

77.9%

Releases

  • Ubuntu 14.10
  • Ubuntu 14.04 ESM
  • Ubuntu 12.04
  • Ubuntu 10.04

Packages

  • gnutls26 - GNU TLS library
  • gnutls28 - GNU TLS library

Details

It was discovered that GnuTLS did not perform date and time checks on
CA certificates, contrary to expectations. This issue only affected
Ubuntu 10.04 LTS. (CVE-2014-8155)

Nikos Mavrogiannopoulos discovered that GnuTLS incorrectly verified that
signature algorithms matched. A remote attacker could possibly use this
issue to downgrade to a disallowed algorithm. This issue only affected
Ubuntu 10.04 LTS, Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2015-0282)

It was discovered that GnuTLS incorrectly verified certificate algorithms.
A remote attacker could possibly use this issue to downgrade to a
disallowed algorithm. (CVE-2015-0294)

OSVersionArchitecturePackageVersionFilename
Ubuntu14.10noarchlibgnutls-deb0-28< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchgnutls-bin< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchguile-gnutls< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchlibgnutls-dev< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchlibgnutls-openssl27< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchlibgnutls28-dbg< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchlibgnutls28-dev< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.10noarchlibgnutlsxx28< 3.2.16-1ubuntu2.2UNKNOWN
Ubuntu14.04noarchlibgnutls26< 2.12.23-12ubuntu2.2UNKNOWN
Ubuntu14.04noarchgnutls-bin< 3.0.11+really2.12.23-12ubuntu2.2UNKNOWN
Rows per page:
1-10 of 251

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

7.7 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.006 Low

EPSS

Percentile

77.9%