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Exim vulnerability affecting 1.5M servers lets attackers attach malicious files

Ars Technica · Security ()1 min read2 · 1 read
Analyze CVE-2024-39929 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2024-39929
Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection…
5.441%PoC

From the original article

1 min read at arstechnica.com

More than 1. 5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts, security researchers said. The servers run versions of the Exim mail transfer agent that are vulnerable to a critical vulnerability that came to light 10 days ago.

Ars Technica · Security

arstechnica.com

Read the full article at Ars Technica · Security

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.