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CVE-2023-49569

Go-git remote code execution

9.8 CRITICALEPSS 1.51%
  1. Published12 Jan 2024

Description

A path traversal vulnerability was discovered in go-git versions prior to v5.11. This vulnerability allows an attacker to create and amend files across the filesystem. In the worse case scenario, remote code execution could be achieved. Applications are only affected if they are using the ChrootOS https://pkg.go.dev/github.com/go-git/go-billy/v5/osfs#ChrootOS , which is the default when using "Plain" versions of Open and Clone funcs (e.g. PlainClone). Applications using BoundOS https://pkg.go.dev/github.com/go-git/go-billy/v5/osfs#BoundOS  or in-memory filesystems are not affected by this issue. This is a go-git implementation issue and does not affect the upstream git cli.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Go-git≥ 4.0.0 < 5.11.0

Remediation

Fixed in
Go-git≥ 5.11.0

Frequently asked

Is CVE-2023-49569 being actively exploited?

CVE-2023-49569 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.51%.

How severe is CVE-2023-49569?

CVE-2023-49569 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.51% probability of exploitation.

Which products are affected by CVE-2023-49569?

Affected products include Go-git.

How do I fix CVE-2023-49569?

Upgrade affected software to a fixed version, for example Go-git 5.11.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-49569 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.