Published: 14/03/2017 Updated: 16/03/2017

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

bitlbee-libpurple prior to 3.5.1 allows remote malicious users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a file transfer request for a contact that is not in the contact list. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-10189.

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bitlbee bitlbee
bitlbee bitlbee-libpurple

Receiving a file transfer request from a contact not in the contact list results in a null pointer dereference, leading to remote DoS by malicious remote clients Additionally, due to an incomplete fix of the issue above in BitlBee 35, the bitlbee-libpurple variant is still affected in 35 ...

CWE-476 https://github.com/bitlbee/bitlbee/commit/30d598ce7cd3f136ee9d7097f39fa9818a272441 https://bugs.bitlbee.org/ticket/1282 http://www.openwall.com/lists/oss-security/2017/01/31/11 http://www.openwall.com/lists/oss-security/2017/01/30/4 http://www.securityfocus.com/bid/95932 https://nvd.nist.gov https://security.archlinux.org/CVE-2017-5668

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CVE-2017-5668

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