Vulnerability Details CVE-2016-2522
The dissect_ber_constrained_bitstring function in epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 2.0.x before 2.0.2 does not verify that a certain length is nonzero, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted packet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 44.3%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
References
- http://www.securitytracker.com/id/1035118
- http://www.wireshark.org/security/wnpa-sec-2016-02.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11828
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9b2f3f7c5c9205381cb72e42b66e97d8ed3abf63
- https://security.gentoo.org/glsa/201604-05
- http://www.securitytracker.com/id/1035118
- http://www.wireshark.org/security/wnpa-sec-2016-02.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11828
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9b2f3f7c5c9205381cb72e42b66e97d8ed3abf63
- https://security.gentoo.org/glsa/201604-05