CVE-2016-2522
Publication date 28 February 2016
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
wireshark | 18.04 LTS bionic |
Fixed 2.6.3-1~ubuntu18.04.1
|
16.04 LTS xenial |
Fixed 2.6.3-1~ubuntu16.04.1
|
|
14.04 LTS trusty |
Fixed 2.6.3-1~ubuntu14.04.1
|
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.9 · Medium |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
Other references
- https://www.wireshark.org/security/wnpa-sec-2016-02.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=9b2f3f7c5c9205381cb72e42b66e97d8ed3abf63
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11828
- http://www.wireshark.org/security/wnpa-sec-2016-02.html
- https://www.cve.org/CVERecord?id=CVE-2016-2522