CVSS2
Attack Vector
NETWORK
Attack 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
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
EPSS
Percentile
85.1%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | python2.7 | < 2.7.17-1~18.04ubuntu1.1 | UNKNOWN |
ubuntu | 20.04 | noarch | python2.7 | < 2.7.18-1~20.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | python2.7 | < 2.7.6-8ubuntu0.6+esm6 | UNKNOWN |
ubuntu | 16.04 | noarch | python2.7 | < 2.7.12-1ubuntu0~16.04.12 | UNKNOWN |
ubuntu | 14.04 | noarch | python3.4 | < 3.4.3-1ubuntu1~14.04.7+esm7 | UNKNOWN |
ubuntu | 14.04 | noarch | python3.5 | < 3.5.2-2ubuntu0~16.04.4~14.04.1+esm1 | UNKNOWN |
ubuntu | 16.04 | noarch | python3.5 | < 3.5.2-2ubuntu0~16.04.11 | UNKNOWN |
ubuntu | 18.04 | noarch | python3.6 | < 3.6.9-1~18.04ubuntu1.1 | UNKNOWN |
ubuntu | 18.04 | noarch | python3.7 | < 3.7.5-2ubuntu1~18.04.2+esm3 | UNKNOWN |
ubuntu | 18.04 | noarch | python3.8 | < 3.8.0-3ubuntu1~18.04.2+esm2 | UNKNOWN |
bugs.python.org/issue39017
github.com/python/cpython/pull/21454
launchpad.net/bugs/cve/CVE-2019-20907
nvd.nist.gov/vuln/detail/CVE-2019-20907
security-tracker.debian.org/tracker/CVE-2019-20907
ubuntu.com/security/notices/USN-4428-1
ubuntu.com/security/notices/USN-4754-3
ubuntu.com/security/notices/USN-6891-1
www.cve.org/CVERecord?id=CVE-2019-20907
CVSS2
Attack Vector
NETWORK
Attack 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
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
EPSS
Percentile
85.1%