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ubuntuUbuntuUSN-3813-1
HistoryNov 08, 2018 - 12:00 a.m.

pyOpenSSL vulnerabilities

2018-11-0800:00:00
ubuntu.com
370

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.094 Low

EPSS

Percentile

94.8%

Releases

  • Ubuntu 16.04 ESM

Packages

  • pyopenssl - Python wrapper around the OpenSSL library

Details

It was discovered that pyOpenSSL incorrectly handled memory when handling
X509 objects. A remote attacker could use this issue to cause pyOpenSSL to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2018-1000807)

It was discovered that pyOpenSSL incorrectly handled memory when performing
operations on a PKCS #12 store. A remote attacker could possibly use this
issue to cause pyOpenSSL to consume resources, resulting in a denial of
service. (CVE-2018-1000808)

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchpython-openssl< 0.15.1-2ubuntu0.2UNKNOWN
Ubuntu16.04noarchpython-openssl-doc< 0.15.1-2ubuntu0.2UNKNOWN
Ubuntu16.04noarchpython3-openssl< 0.15.1-2ubuntu0.2UNKNOWN

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.094 Low

EPSS

Percentile

94.8%