4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
6.4 Medium
AI Score
Confidence
Low
0.004 Low
EPSS
Percentile
74.5%
Samuel Weiser discovered that OpenSSL incorrectly handled DSA signing. An
attacker could possibly use this issue to perform a timing side-channel
attack and recover private DSA keys. (CVE-2018-0734)
Samuel Weiser discovered that OpenSSL incorrectly handled ECDSA signing. An
attacker could possibly use this issue to perform a timing side-channel
attack and recover private ECDSA keys. This issue only affected Ubuntu
18.04 LTS and Ubuntu 18.10. (CVE-2018-0735)
Billy Bob Brumley, Cesar Pereida Garcia, Sohaib ul Hassan, Nicola Tuveri,
and Alejandro Cabrera Aldaya discovered that Simultaneous Multithreading
(SMT) architectures are vulnerable to side-channel leakage. This issue is
known as “PortSmash”. An attacker could possibly use this issue to perform
a timing side-channel attack and recover private keys. (CVE-2018-5407)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 18.10 | noarch | libssl1.0.0 | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libcrypto1.0.0-udeb | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libssl1.0-dev | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libssl1.0.0-dbgsym | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libssl1.0.0-udeb | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | openssl1.0 | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | openssl1.0-dbgsym | < 1.0.2n-1ubuntu6.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libssl1.1 | < 1.1.1-1ubuntu2.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libcrypto1.1-udeb | < 1.1.1-1ubuntu2.1 | UNKNOWN |
Ubuntu | 18.10 | noarch | libssl-dev | < 1.1.1-1ubuntu2.1 | UNKNOWN |
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
6.4 Medium
AI Score
Confidence
Low
0.004 Low
EPSS
Percentile
74.5%