Vulnerability Monitor

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CVE-2020-10551

QQBrowser before 10.5.3870.400 installs a Windows service TsService.exe. This file is writable by anyone belonging to the NT AUTHORITY\Authenticated Users group, which includes all local and remote users. This can be abused by local attackers to escalate privileges to NT AUTHORITY\SYSTEM by writing a malicious executable to the location of TsService.

Published

2020-04-09T13:15:12.560

Last Modified

2024-11-21T04:55:33.927

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-732

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	tencent	qqbrowser	< 10.5.3870.400	Yes

References

https://github.com/seqred-s-a/CVE-2020-10551 Third Party Advisory ([email protected])
https://seqred.pl/en/cve-2020-10551-privilege-escalation-in-qqbrowser/ Third Party Advisory ([email protected])
https://github.com/seqred-s-a/CVE-2020-10551 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seqred.pl/en/cve-2020-10551-privilege-escalation-in-qqbrowser/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)