Input validation error in Debian Linux and Wireshark - CVE-2015-4652
Published: July 22, 2015 / Updated: August 9, 2020
Vulnerability identifier: #VU40687
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-4652
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Debian
Wireshark.org
Wireshark.org
Affected software:
Debian Linux
Wireshark
Debian Linux
Wireshark
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
epan/dissectors/packet-gsm_a_dtap.c in the GSM DTAP dissector in Wireshark 1.12.x before 1.12.6 does not properly validate digit characters, which allows remote attackers to cause a denial of service (application crash) via a crafted packet, related to the de_emerg_num_list and de_bcd_num functions.
How to mitigate CVE-2015-4652
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-updates/2015-07/msg00020.html
- http://www.debian.org/security/2015/dsa-3294
- http://www.securityfocus.com/bid/75316
- http://www.securitytracker.com/id/1032662
- http://www.wireshark.org/security/wnpa-sec-2015-20.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11201
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=d93be95fc0e7011e8b4ade9171e7e66146063296
- https://security.gentoo.org/glsa/201510-03