9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
79.0%
Guido Vranken discovered that libevent incorrectly handled memory when
processing certain data. A remote attacker could possibly use this issue
with an application that uses libevent to cause a denial of service, or
possibly execute arbitrary code.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 16.10 | noarch | libevent-2.0-5 | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-2.0-5-dbgsym | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-core-2.0-5 | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-core-2.0-5-dbgsym | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-dbg | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-dev | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-dev-dbgsym | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-extra-2.0-5 | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-extra-2.0-5-dbgsym | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
Ubuntu | 16.10 | noarch | libevent-openssl-2.0-5 | < 2.0.21-stable-2ubuntu0.16.10.1 | UNKNOWN |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.006 Low
EPSS
Percentile
79.0%