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CVE-2012-4502

N/A

Description

Multiple integer overflows in pktlength.c in Chrony before 1.29 allow remote attackers to cause a denial of service (crash) via a crafted (1) REQ_SUBNETS_ACCESSED or (2) REQ_CLIENT_ACCESSES command request to the PKL_CommandLength function or crafted (3) RPY_SUBNETS_ACCESSED, (4) RPY_CLIENT_ACCESSES, (5) RPY_CLIENT_ACCESSES_BY_INDEX, or (6) RPY_MANUAL_LIST command reply to the PKL_ReplyLength function, which triggers an out-of-bounds read or buffer overflow. NOTE: versions 1.27 and 1.28 do not require authentication to exploit.

Details CVE

Score CVSS v3.1N/A

Publie11/5/2013

Derniere modification4/29/2026

Sourcenvd

Observations honeypot0

Produits affectes

tuxfamily:chrony

Faiblesses (CWE)

CWE-189

References

http://git.tuxfamily.org/chrony/chrony.git/?p=chrony/chrony.git%3Ba=commitdiff%3Bh=7712455d9aa33d0db0945effaa07e900b85987b1(secalert@redhat.com)

http://permalink.gmane.org/gmane.comp.time.chrony.announce/15(secalert@redhat.com)

http://seclists.org/oss-sec/2013/q3/332(secalert@redhat.com)

http://www.debian.org/security/2013/dsa-2760(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=846392(secalert@redhat.com)

http://git.tuxfamily.org/chrony/chrony.git/?p=chrony/chrony.git%3Ba=commitdiff%3Bh=7712455d9aa33d0db0945effaa07e900b85987b1(af854a3a-2127-422b-91ae-364da2661108)

http://permalink.gmane.org/gmane.comp.time.chrony.announce/15(af854a3a-2127-422b-91ae-364da2661108)

http://seclists.org/oss-sec/2013/q3/332(af854a3a-2127-422b-91ae-364da2661108)

http://www.debian.org/security/2013/dsa-2760(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=846392(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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