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CVE-2017-0379

Publication date 29 August 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Libgcrypt before 1.8.1 does not properly consider Curve25519 side-channel attacks, which makes it easier for attackers to discover a secret key, related to cipher/ecc.c and mpi/ec.c.

Status

Package Ubuntu Release Status
libgcrypt11 17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Not affected
libgcrypt20 17.04 zesty
Fixed 1.7.6-1ubuntu0.2
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libgcrypt20

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-3417-1
    • Libgcrypt vulnerability
    • 14 September 2017

Other references