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ubuntuUbuntuUSN-3065-1
HistoryAug 18, 2016 - 12:00 a.m.

Libgcrypt vulnerability

2016-08-1800:00:00
ubuntu.com
29

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

5.9 Medium

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.007 Low

EPSS

Percentile

80.3%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM
  • Ubuntu 12.04

Packages

  • libgcrypt11 - LGPL Crypto library
  • libgcrypt20 - LGPL Crypto library

Details

Felix Dörre and Vladimir Klebanov discovered that Libgcrypt incorrectly
handled mixing functions in the random number generator. An attacker able
to obtain 4640 bits from the RNG can trivially predict the next 160 bits of
output.

Rows per page:
1-10 of 221

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

5.9 Medium

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.007 Low

EPSS

Percentile

80.3%