CVE-2018-1000021

Impact:
Moderate
Public Date:
2018-01-06
CWE:
CWE-78
Bugzilla:
1541854: CVE-2018-1000021 git: client prints server-sent ANSI escape codes to the terminal, allowing for unverified messages to potentially execute arbitrary commands
It was found that the Git client printed server-sent ANSI escape codes to the terminal without any sanitization, leading to execution of arbitrary escape sequences in the terminal emulator. Exploitation of this flaw by a MitM attacker could potentially result in code execution, arbitrary file writes, or other attacks under highly specific circumstances dependent on the usage of a vulnerable terminal emulator by the user.

Find out more about CVE-2018-1000021 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-git29-git Affected
Red Hat Enterprise Linux 7 git Affected
Red Hat Enterprise Linux 6 git Will not fix

External References

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