CVE-2012-5671
Medium
Description
Heap-based buffer overflow in the dkim_exim_query_dns_txt function in dkim.c in Exim 4.70 through 4.80, when DKIM support is enabled and acl_smtp_connect and acl_smtp_rcpt are not set to "warn control = dkim_disable_verify," allows remote attackers to execute arbitrary code via an email from a malicious DNS server.
SeverityMedium
CVSS6.8
Exploit probability—
Product
Exim
PublishedOct 31, 2012
First seenOct 31, 2012
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| exim exim | 4.70, 4.71, 4.72, 4.73, 4.74, 4.75, 4.76, 4.77, 4.80 | — |
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