CVE-2021-44513

CVSS V2 Medium 4.4 CVSS V3 High 7

Description

Insecure creation of temporary directories in tmate-ssh-server 2.3.0 allows a local attacker to compromise the integrity of session handling.

Overview

CVE ID
CVE-2021-44513

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2021-12-07T03:15:07

Last Modified Date
2021-12-08T14:27:43

Weakness Enumerations

CWE	URL
CWE-362	http://cwe.mitre.org/data/definitions/362.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:tmate:tmate-ssh-server::::::::	1	OR		2.3.0

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:M/Au:N/C:P/I:P/A:P

Access Vector
LOCAL

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
4.4

Severity
MEDIUM

Exploitability Score
3.4

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
HIGH

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
7

Base Severity
HIGH

Exploitability Score
1

Impact Score
5.9

References

Reference URL	Reference Tags
https://github.com/tmate-io/tmate-ssh-server/commit/1c020d1f5ca462f5b150b46a027aaa1bbe3c9596	Patch Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/12/06/2	Mailing List Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-44513
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44513

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:42:45				Added to TrackCVE
2022-12-06 03:04:26	2021-12-07T03:15Z	2021-12-07T03:15:07	CVE Published Date	updated
2022-12-06 03:04:26		2021-12-08T14:27:43	CVE Modified Date	updated
2022-12-06 03:04:26		Analyzed	Vulnerability Status	updated