certfr_avis - certa-2012-avi-608

CERTA-2012-AVI-608

Vulnerability from certfr_avis

Une vulnérabilité critique a été corrigée dans Exim. Elle permet à un attaquant d'exécuter du code arbitraire à distance au moyen d'un email spécialement conçu. Il s'agit d'un débordement de mémoire tampon dans le tas. La vulnérabilité concerne le composant DKIM de Exim.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Exim de la version 4.70 à la version 4.80 inclue

Impacted products

	Vendor	Product	Description

References

Title

Publication Time

CVE-2012-5671 (GCVE-0-2012-5671)

Vulnerability from cvelistv5

Published

2012-10-31 16:00

Modified

2024-08-06 21:14

Severity ?

CWE

Summary

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.

References

URL

Tags

	http://secunia.com/advisories/51115	third-party-advisory, x_refsource_SECUNIA
	http://www.openwall.com/lists/oss-security/2012/10/26/5	mailing-list, x_refsource_MLIST
	http://secunia.com/advisories/51155	third-party-advisory, x_refsource_SECUNIA
	https://lists.exim.org/lurker/message/20121026.080330.74b9147b.en.html	mailing-list, x_refsource_MLIST
	http://www.ubuntu.com/usn/USN-1618-1	vendor-advisory, x_refsource_UBUNTU
	http://secunia.com/advisories/51098	third-party-advisory, x_refsource_SECUNIA
	http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090900.html	vendor-advisory, x_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090963.html	vendor-advisory, x_refsource_FEDORA
	http://secunia.com/advisories/51153	third-party-advisory, x_refsource_SECUNIA
	http://osvdb.org/86616	vdb-entry, x_refsource_OSVDB
	http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00018.html	vendor-advisory, x_refsource_SUSE
	http://www.securityfocus.com/bid/56285	vdb-entry, x_refsource_BID
	https://exchange.xforce.ibmcloud.com/vulnerabilities/79615	vdb-entry, x_refsource_XF
	http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091664.html	vendor-advisory, x_refsource_FEDORA
	http://www.debian.org/security/2012/dsa-2566	vendor-advisory, x_refsource_DEBIAN

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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