CVE-2016-2522

Published on: 02/27/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:15 PM UTC

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Wireshark from Wireshark contain the following vulnerability:

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.

  • CVE-2016-2522 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 5.9 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK HIGH NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 4.3 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
Wireshark Multiple Dissector/Parser Bugs Let Remote Users Deny Service and Let Local Users Gain Elevated Privileges - SecurityTracker www.securitytracker.com
text/html
URL Logo SECTRACK 1035118
Wireshark: Multiple vulnerabilities (GLSA 201604-05) — Gentoo security security.gentoo.org
text/html
URL Logo GENTOO GLSA-201604-05
Bug 11828 – Wireshark heap-based out-of-bounds read in dissect_ber_constrained_bitstring Exploit
Vendor Advisory
bugs.wireshark.org
text/html
URL Logo CONFIRM bugs.wireshark.org/bugzilla/show_bug.cgi?id=11828
Wireshark · wnpa-sec-2016-02 · ASN.1 BER dissector crash Vendor Advisory
www.wireshark.org
text/html
URL Logo CONFIRM www.wireshark.org/security/wnpa-sec-2016-02.html
code.wireshark Code Review - wireshark.git/commit code.wireshark.org
text/xml
URL Logo CONFIRM code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=9b2f3f7c5c9205381cb72e42b66e97d8ed3abf63

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationWiresharkWireshark2.0.0AllAllAll
ApplicationWiresharkWireshark2.0.1AllAllAll
ApplicationWiresharkWireshark2.0.0AllAllAll
ApplicationWiresharkWireshark2.0.1AllAllAll
  • cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*: