Vulnerability Monitor

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CVE-2019-20000

The malware scan function in BullGuard Premium Protection 20.0.371.8 has a TOCTOU issue that enables a symbolic link attack, allowing privileged files to be deleted.

Published

2019-12-26T05:15:10.827

Last Modified

2024-11-21T04:37:51.373

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-367

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	bullguard	premium_protection	20.0.371.8	Yes

References

https://github.com/NtRaiseHardError/Antimalware-Research/blob/master/BullGuard/Privileged%20File%20Delete/v20.0.371.8/README.md Exploit, Third Party Advisory ([email protected])
https://github.com/NtRaiseHardError/Antimalware-Research/blob/master/BullGuard/Privileged%20File%20Delete/v20.0.371.8/README.md Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)