Vulnerabilities > CVE-2020-7044 - Off-by-one Error vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In Wireshark 3.2.x before 3.2.1, the WASSP dissector could crash. This was addressed in epan/dissectors/packet-wassp.c by using >= and <= to resolve off-by-one errors.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 | |
| Application | 1 | |
| OS | 3 | |
| OS | 1 | |
| OS | 1 |
Common Weakness Enumeration (CWE)
Nessus
NASL family Fedora Local Security Checks NASL id FEDORA_2020-DA7DCEE2EC.NASL description 3.2.3 ---- New version 3.2.2 Security fix for CVE-2020-7044, CVE-2020-9428, CVE-2020-9430, CVE-2020-9431 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-04-30 modified 2020-04-27 plugin id 135997 published 2020-04-27 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/135997 title Fedora 30 : 1:wireshark (2020-da7dcee2ec) NASL family MacOS X Local Security Checks NASL id MACOSX_WIRESHARK_3_2_1.NASL description The version of Wireshark installed on the remote macOS / Mac OS X host is prior to 3.2.1. It is, therefore, affected by a denial of service (DoS) vulnerability in its WASSP dissector component due to insufficient packet processing logic. An unauthenticated, remote attacker can exploit this issue, by sending specially crafted packets to an affected host, to cause a DoS condition to occur in the component. Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-03-18 modified 2020-01-24 plugin id 133214 published 2020-01-24 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/133214 title Wireshark 3.2.x < 3.2.1 Denial of Service (DoS) Vulnerability (macOS) NASL family Fedora Local Security Checks NASL id FEDORA_2020-87737529A4.NASL description 3.2.3 ---- New version 3.2.2 Security fix for CVE-2020-7044, CVE-2020-9428, CVE-2020-9430, CVE-2020-9431 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-04-30 modified 2020-04-27 plugin id 135994 published 2020-04-27 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/135994 title Fedora 31 : 1:wireshark (2020-87737529a4) NASL family SuSE Local Security Checks NASL id SUSE_SU-2020-0693-1.NASL description This update for wireshark and libmaxminddb fixes the following issues : Update wireshark to new major version 3.2.2 and introduce libmaxminddb for GeoIP support (bsc#1156288). New features include : Added support for 111 new protocols, including WireGuard, LoRaWAN, TPM 2.0, 802.11ax and QUIC Improved support for existing protocols, like HTTP/2 Improved analytics and usability functionalities Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-03-19 modified 2020-03-16 plugin id 134625 published 2020-03-16 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/134625 title SUSE SLED15 / SLES15 Security Update : wireshark (SUSE-SU-2020:0693-1) NASL family Windows NASL id WIRESHARK_3_2_1.NASL description The version of Wireshark installed on the remote Windows host is prior to 3.2.1. It is, therefore, affected by a denial of service (DoS) vulnerability in its WASSP dissector component due to insufficient packet processing logic. An unauthenticated, remote attacker can exploit this issue, by sending specially crafted packets to an affected host, to cause a DoS condition to occur in the component. Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-03-18 modified 2020-01-24 plugin id 133215 published 2020-01-24 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/133215 title Wireshark 3.2.x < 3.2.1 Denial of Service (DoS) Vulnerability NASL family SuSE Local Security Checks NASL id OPENSUSE-2020-362.NASL description This update for wireshark and libmaxminddb fixes the following issues : Update wireshark to new major version 3.2.2 and introduce libmaxminddb for GeoIP support (bsc#1156288). New features include : - Added support for 111 new protocols, including WireGuard, LoRaWAN, TPM 2.0, 802.11ax and QUIC - Improved support for existing protocols, like HTTP/2 - Improved analytics and usability functionalities This update was imported from the SUSE:SLE-15:Update update project. last seen 2020-03-26 modified 2020-03-20 plugin id 134755 published 2020-03-20 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/134755 title openSUSE Security Update : wireshark (openSUSE-2020-362)
References
- https://www.wireshark.org/security/wnpa-sec-2020-01.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16324
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f90a3720b73ca140403315126e2a478c4f70ca03
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZBICEY2HGSNQ3RPBLMDDYVAHGOGS4E2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDVMBCADP73TBISYCS6ARKOSNNJOGXXZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2GMGLT5XND7U34WX3O23WKUZ7JHMVN/