SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-15732

Improper Certificate Validation vulnerability in the Online Threat Prevention module as used in Bitdefender Total Security allows an attacker to potentially bypass HTTP Strict Transport Security (HSTS) checks.

HIGH 7.5EPSS 0.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Certificate Validation vulnerability in the Online Threat Prevention module as used in Bitdefender Total Security allows an attacker to potentially bypass HTTP Strict Transport Security (HSTS) checks. This issue affects: Bitdefender Total Security versions prior to 25.0.7.29. Bitdefender Internet Security versions prior to 25.0.7.29. Bitdefender Antivirus Plus versions prior to 25.0.7.29.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.54% probability · 44th percentile
CISA KEV
Not listed
Weakness
CWE-295
Affected
bitdefender/antivirus plus · bitdefender/internet security · bitdefender/total security
Source
cve-requests@bitdefender.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.