Is CVE-2020-12279 in the CISA KEV catalog?

No. CVE-2020-12279 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-12279?

CVE-2020-12279 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-12279?

CVE-2020-12279 has an EPSS score of 5.09% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-12279?

Upgrade libgit2 on debian 11 to 0.28.4+dfsg.1-2 or later. Fixes are available for 7 affected products.

CVE & CISA-KEV Catalog

CVE-2020-12279

CRITICALEPSS 91th pctl

9.8

CVSS v3

NVD

Description

An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. checkout.c mishandles equivalent filenames that exist because of NTFS short names. This may allow remote code execution when cloning a repository. This issue is similar to CVE-2019-1353.

CWE-706

How to fix

Remediation Available

libgit2Debian

Fixed in:0.28.4+dfsg.1-2CVE-2020-12279

libgit2Ubuntu

Fixed in:0.24.1-2ubuntu0.2+esm2USN-6678-1

Fixed in:0.26.0+dfsg.1-1.1ubuntu0.2+esm1USN-6678-1

Fixed in:0.28.4+dfsg.1-2ubuntu0.1USN-6678-1

Fixed in:1.1.0+dfsg.1-4.1ubuntu0.1USN-6678-1

Fixed in:1.5.1+ds-1ubuntu1.1USN-6678-1

libgit2-1.1Ubuntu

Fixed in:1.1.0+dfsg.1-4.1ubuntu0.1USN-6678-1

libgit2-1.5Ubuntu

Fixed in:1.5.1+ds-1ubuntu1.1USN-6678-1

libgit2-24Ubuntu

Fixed in:0.24.1-2ubuntu0.2+esm2USN-6678-1

libgit2-26Ubuntu

Fixed in:0.26.0+dfsg.1-1.1ubuntu0.2+esm1USN-6678-1

libgit2-28Ubuntu

Fixed in:0.28.4+dfsg.1-2ubuntu0.1USN-6678-1

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

5.09%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch2

Third-Party Advisory3

Other references1

lists.debian.org

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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.