Is CVE-2019-20907 in the CISA KEV catalog?

No. CVE-2019-20907 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-20907?

CVE-2019-20907 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-20907?

CVE-2019-20907 has an EPSS score of 6.30% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-20907?

Upgrade pypy3 on debian 11 to 7.3.3+dfsg-1 or later. Fixes are available for 27 affected products.

CVE & CISA-KEV Catalog

CVE-2019-20907

HIGHEPSS 93th pctl

7.5

CVSS v3

NVD

Description

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.

CWE-835

How to fix

Remediation Available

pypy3Debian

Fixed in:7.3.3+dfsg-1CVE-2019-20907

python2.7Ubuntu

Fixed in:2.7.6-8ubuntu0.6+esm6USN-4428-1

Fixed in:2.7.12-1ubuntu0~16.04.12USN-4428-1

Fixed in:2.7.17-1~18.04ubuntu1.1USN-4428-1

Fixed in:2.7.18-1~20.04.1USN-4754-3

python2.7-minimalUbuntu

Fixed in:2.7.6-8ubuntu0.6+esm6USN-4428-1

Fixed in:2.7.12-1ubuntu0~16.04.12USN-4428-1

Fixed in:2.7.17-1~18.04ubuntu1.1USN-4428-1

Fixed in:2.7.18-1~20.04.1USN-4754-3

python3.10Ubuntu

Fixed in:3.10.12-1~22.04.4USN-6891-1

python3.10-minimalUbuntu

Fixed in:3.10.12-1~22.04.4USN-6891-1

python3.11Ubuntu

Fixed in:3.11.0~rc1-1~22.04.1~esm1USN-6891-1

Fixed in:3.11.6-3ubuntu0.1USN-6891-1

python3.11-minimalUbuntu

Fixed in:3.11.0~rc1-1~22.04.1~esm1USN-6891-1

Fixed in:3.11.6-3ubuntu0.1USN-6891-1

python3.12Ubuntu

Fixed in:3.12.0-1ubuntu0.1USN-6891-1

python3.12-minimalUbuntu

Fixed in:3.12.0-1ubuntu0.1USN-6891-1

python3.4Ubuntu

Fixed in:3.4.3-1ubuntu1~14.04.7+esm7USN-4428-1

python3.4-minimalUbuntu

Fixed in:3.4.3-1ubuntu1~14.04.7+esm7USN-4428-1

python3.5Ubuntu

Fixed in:3.5.2-2ubuntu0~16.04.4~14.04.1+esm1USN-6891-1

Fixed in:3.5.2-2ubuntu0~16.04.11USN-4428-1

Fixed in:3.5.2-2ubuntu0~16.04.13+esm13USN-6891-1

python3.5-minimalUbuntu

Fixed in:3.5.2-2ubuntu0~16.04.4~14.04.1+esm1USN-6891-1

Fixed in:3.5.2-2ubuntu0~16.04.13+esm13USN-6891-1

Fixed in:3.5.2-2ubuntu0~16.04.11USN-4428-1

python3.6Ubuntu

Fixed in:3.6.9-1~18.04ubuntu1.13+esm2USN-6891-1

Fixed in:3.6.9-1~18.04ubuntu1.1USN-4428-1

python3.6-minimalUbuntu

Fixed in:3.6.9-1~18.04ubuntu1.1USN-4428-1

Fixed in:3.6.9-1~18.04ubuntu1.13+esm2USN-6891-1

python3.7Ubuntu

Fixed in:3.7.5-2~18.04.4USN-4754-3

Fixed in:3.7.5-2ubuntu1~18.04.2+esm3USN-6891-1

python3.7-minimalUbuntu

Fixed in:3.7.5-2ubuntu1~18.04.2+esm3USN-6891-1

Fixed in:3.7.5-2~18.04.4USN-4754-3

python3.8Ubuntu

Fixed in:3.8.0-3~18.04.1USN-4754-3

Fixed in:3.8.0-3ubuntu1~18.04.2+esm2USN-6891-1

Fixed in:3.8.10-0ubuntu1~20.04.10USN-6891-1

Fixed in:3.8.2-1ubuntu1.2USN-4428-1

python3.8-minimalUbuntu

Fixed in:3.8.0-3~18.04.1USN-4754-3

Fixed in:3.8.0-3ubuntu1~18.04.2+esm2USN-6891-1

Fixed in:3.8.2-1ubuntu1.2USN-4428-1

Fixed in:3.8.10-0ubuntu1~20.04.10USN-6891-1

python3.9Ubuntu

Fixed in:3.9.5-3ubuntu0~20.04.1+esm2USN-6891-1

python3.9-minimalUbuntu

Fixed in:3.9.5-3ubuntu0~20.04.1+esm2USN-6891-1

Python 2Windows application

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Python 3.10Windows application

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Python 3.11Windows application

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Python 3.12Windows application

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Python 3.8Windows application

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Python 3.9Windows application

Affected:3.5.0 3.5.10Fixed in:3.5.10Python Software Foundation

Affected:3.7.0 3.7.9Fixed in:3.7.9Python Software Foundation

Affected:3.8.0 3.8.5Fixed in:3.8.5Python Software Foundation

Affected:3.6.0 3.6.12Fixed in:3.6.12Python Software Foundation

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

6.30%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.