Input validation error in Wireshark
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2013-4927 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Wireshark Server applications / IDS/IPS systems, Firewalls and proxy servers |
| Vendor | Wireshark.org |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Input validation error
EUVDB-ID: #VU33875
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2013-4927
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
Integer signedness error in the get_type_length function in epan/dissectors/packet-btsdp.c in the Bluetooth SDP dissector in Wireshark 1.8.x before 1.8.9 and 1.10.x before 1.10.1 allows remote attackers to cause a denial of service (loop and CPU consumption) via a crafted packet.
MitigationInstall update from vendor's website.
Vulnerable software versionsWireshark: 1.8.0 - 1.8.8
CPE2.3 External linkshttp://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-btsdp.c?r1=50134&r2=50133&pathrev=50134
http://anonsvn.wireshark.org/viewvc?view=revision&revision=50134
http://lists.opensuse.org/opensuse-updates/2013-08/msg00004.html
http://lists.opensuse.org/opensuse-updates/2013-08/msg00009.html
http://rhn.redhat.com/errata/RHSA-2014-0341.html
http://secunia.com/advisories/54296
http://secunia.com/advisories/54371
http://secunia.com/advisories/54425
http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
http://www.wireshark.org/docs/relnotes/wireshark-1.10.1.html
http://www.wireshark.org/docs/relnotes/wireshark-1.8.9.html
http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8831
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17636
http://www.wireshark.org/security/wnpa-sec-2013-45.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
