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cveMitreCVE-2019-20907
HistoryJul 13, 2020 - 1:15 p.m.

CVE-2019-20907

2020-07-1313:15:10
CWE-835
mitre
web.nvd.nist.gov
2397
2
cve
python
tar
archive
infinite loop
security vulnerability

CVSS2

5

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

7.5

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

AI Score

7.6

Confidence

High

EPSS

0.012

Percentile

85.1%

JSON

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.

Affected configurations

Nvd
Node
pythonpythonRange3.5.0–3.5.10
OR
pythonpythonRange3.6.0–3.6.12
OR
pythonpythonRange3.7.0–3.7.9
OR
pythonpythonRange3.8.0–3.8.5
Node
opensuseleapMatch15.1
OR
opensuseleapMatch15.2
Node
debiandebian_linuxMatch9.0
Node
fedoraprojectfedoraMatch31
OR
fedoraprojectfedoraMatch32
Node
canonicalubuntu_linuxMatch12.04esm
OR
canonicalubuntu_linuxMatch14.04esm
OR
canonicalubuntu_linuxMatch16.04lts
OR
canonicalubuntu_linuxMatch18.04lts
OR
canonicalubuntu_linuxMatch20.04lts
Node
netappactive_iq_unified_managerRange9.5≥vsphere
OR
netappcloud_volumes_ontap_mediatorMatch-
Node
oraclezfs_storage_appliance_kitMatch8.8

References

Social References

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CVSS2

5

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

7.5

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

AI Score

7.6

Confidence

High

EPSS

0.012

Percentile

85.1%

JSON
Related for CVE-2019-20907
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