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ubuntucveUbuntu.comUB:CVE-2019-20907
HistoryJul 13, 2020 - 12:00 a.m.

CVE-2019-20907

2020-07-1300:00:00
ubuntu.com
ubuntu.com
24

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.3%

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a
TAR archive leading to an infinite loop when opened by tarfile.open,
because _proc_pax lacks header validation.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchpython2.7< 2.7.17-1~18.04ubuntu1.1UNKNOWN
ubuntu20.04noarchpython2.7< 2.7.18-1~20.04.1UNKNOWN
ubuntu14.04noarchpython2.7< 2.7.6-8ubuntu0.6+esm6) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchpython2.7< 2.7.12-1ubuntu0~16.04.12UNKNOWN
ubuntu14.04noarchpython3.4< 3.4.3-1ubuntu1~14.04.7+esm7) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu14.04noarchpython3.5< anyUNKNOWN
ubuntu16.04noarchpython3.5< 3.5.2-2ubuntu0~16.04.11UNKNOWN
ubuntu18.04noarchpython3.6< 3.6.9-1~18.04ubuntu1.1UNKNOWN
ubuntu18.04noarchpython3.7< anyUNKNOWN
ubuntu18.04noarchpython3.8< anyUNKNOWN
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7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.3%