SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2001-1088

Microsoft Outlook 8.5 and earlier, and Outlook Express 5 and earlier, with the "Automatically put people I reply to in my address book" option enabled, do not notify the user when the "Reply-To" address is different than the "From" address, which could…

HIGH 7.5EPSS 19.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 19.7%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Outlook 8.5 and earlier, and Outlook Express 5 and earlier, with the "Automatically put people I reply to in my address book" option enabled, do not notify the user when the "Reply-To" address is different than the "From" address, which could allow an untrusted remote attacker to spoof legitimate addresses and intercept email from the client that is intended for another user.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
19.71% probability · 97th percentile
CISA KEV
Not listed
Affected
microsoft/outlook · microsoft/outlook express
Source
cve@mitre.org

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