Buffer overflow in Tcpdump

1) Buffer overflow

EUVDB-ID: #VU41089

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2014-8769

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.

tcpdump 3.8 through 4.6.2 might allow remote attackers to obtain sensitive information from memory or cause a denial of service (packet loss or segmentation fault) via a crafted Ad hoc On-Demand Distance Vector (AODV) packet, which triggers an out-of-bounds memory access.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Tcpdump: 3.8.0 - 4.6.2

External links

http://advisories.mageia.org/MGASA-2014-0503.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.opensuse.org/opensuse-updates/2015-02/msg00062.html
http://packetstormsecurity.com/files/129157/tcpdump-4.6.2-AOVD-Unreliable-Output.html
http://seclists.org/fulldisclosure/2014/Nov/49
http://www.debian.org/security/2014/dsa-3086
http://www.mandriva.com/security/advisories?name=MDVSA-2014:240
http://www.mandriva.com/security/advisories?name=MDVSA-2015:125
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
http://www.securityfocus.com/archive/1/534009/100/0/threaded
http://www.securityfocus.com/bid/71153
http://www.ubuntu.com/usn/USN-2433-1
http://exchange.xforce.ibmcloud.com/vulnerabilities/98764
http://support.apple.com/kb/HT205031

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.