SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-5552

A password disclosure vulnerability in the Secure PDF eXchange (SPX) feature allows attackers with full email access to decrypt PDFs in Sophos Firewall version 19.5 MR3 (19.5.3) and older, if the password type is set to “Specified by sender”.

HIGH 7.5EPSS 0.50%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A password disclosure vulnerability in the Secure PDF eXchange (SPX) feature allows attackers with full email access to decrypt PDFs in Sophos Firewall version 19.5 MR3 (19.5.3) and older, if the password type is set to “Specified by sender”.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.50% probability · 41th percentile
CISA KEV
Not listed
Weakness
CWE-200, CWE-522
Affected
sophos/firewall
Source
security-alert@sophos.com

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