All errata/t7/ALT-PU-2017-1607-1
ALT-PU-2017-1607-1

Package update openvpn in branch t7

Version2.4.2-alt0.M70T.2
Task#182962
Published2017-05-15
Max severityHIGH
Severity:

Closed issues (4)

BDU:2019-04216
MEDIUM5.9

Уязвимость программного обеспечения OpenVPN, связанная с проблемами использования шифрования с 64-битным блоком, позволяющая нарушителю восстановить исходное сообщение

Published: 2019-11-25
CVSS 3.xMEDIUM 5.9
CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0HIGH 7.1
CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:N/A:N
References
CVE-2016-6329
MEDIUM5.9

OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a "Sweet32" attack.

Published: 2017-01-31Modified: 2025-04-20
CVSS 2.0MEDIUM 4.3
CVSS:2.0/AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS 3.xMEDIUM 5.9
CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
References
CVE-2017-7478
HIGH7.5

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

Published: 2017-05-15Modified: 2025-04-20
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
CVE-2017-7479
MEDIUM6.5

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Published: 2017-05-15Modified: 2025-04-20
CVSS 2.0MEDIUM 4.0
CVSS:2.0/AV:N/AC:L/Au:S/C:N/I:N/A:P
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References

Closed bugs (4)

Bug #31085

Хорошо бы паковать openvpn-plugin.h

Bug #32840

Проблема openvpn 2.3.12 при подключении через static key