CVE-2021-21722

CVSS V2 Low 2.1 CVSS V3 Medium 4.4

Description

A ZTE Smart STB is impacted by an information leak vulnerability. The device did not fully verify the log, so attackers could use this vulnerability to obtain sensitive user information for further information detection and attacks. This affects: ZXV10 B860A V2.1-T_V0032.1.1.04_jiangsuTelecom.

Overview

CVE ID
CVE-2021-21722

Assigner
psirt@zte.com.cn

Vulnerability Status
Analyzed

Published Version
2021-01-14T16:15:19

Last Modified Date
2022-07-12T17:42:04

Weakness Enumerations

CWE	URL
CWE-532	http://cwe.mitre.org/data/definitions/532.html

CPE Configuration (Product)

CPE	Vulnerable	Operator
		AND
cpe:2.3:o:zte:zxv10_b860a_firmware:v2.1-t_v0032.1.1.04_jiangsutelecom:::::::*	1	OR
cpe:2.3:h:zte:zxv10_b860a:-:::::::*	0	OR

CVSS Version 2

Version
2.0

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

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
2.1

Severity
LOW

Exploitability Score
3.9

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
HIGH

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
4.4

Base Severity
MEDIUM

Exploitability Score
0.8

Impact Score
3.6

References

Reference URL	Reference Tags
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014324	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-21722
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21722

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:26:33				Added to TrackCVE
2022-12-05 20:13:34	2021-01-14T16:15Z	2021-01-14T16:15:19	CVE Published Date	updated
2022-12-05 20:13:34		2022-07-12T17:42:04	CVE Modified Date	updated
2022-12-05 20:13:34		Analyzed	Vulnerability Status	updated