CVE-2015-8968

HIGH
8.8
CVSS Score
Published: November 3, 2016 at 10:00 AM UTC
Updated: June 17, 2026 at 12:35 AM UTC
1 product affected across 1 vendorGit Fastclone

Using git-fastclone ruby gem All versions before 1.0.1 by N/A?

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Severity
HIGH8.8
Exploit prediction
EPSS 5%

Description

git-fastclone before 1.0.1 permits arbitrary shell command execution from .gitmodules. If an attacker can instruct a user to run a recursive clone from a repository they control, they can get a client to run an arbitrary shell command. Alternately, if an attacker can MITM an unencrypted git clone, they could exploit this. The ext command will be run if the repository is recursively cloned or if submodules are updated. This attack works when cloning both local and remote repositories.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0.1
Affected range stops below 1.0.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

VDB Entryx_refsource_BIDThird Party Advisory
http://www.securityfocus.com/bid/81433
x_refsource_MISCPatchVendor Advisory
https://github.com/square/git-fastclone/pull/2
x_refsource_MISCExploitThird Party Advisory
https://hackerone.com/reports/104465

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77

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