USN-4221-2: libpcap vulnerability

USN-4221-1 fixed a vulnerability in libpcap. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that libpcap did not properly validate PHB headers in some situations. An attacker could use this to cause a denial of service memory...

Security Bulletin: OpenSSL as used by IBM QRadar Network Packet Capture is vulnerable to (CVE-2019-1559)

Summary The software does not implement a required step in a cryptographic algorithm Vulnerability Details CVEID: CVE-2019-1559 DESCRIPTION: If an application encounters a fatal protocol error and then calls SSLshutdown twice once to send a closenotify, and once to receive one then OpenSSL can...

UBUNTU-CVE-2019-5152

An exploitable information disclosure vulnerability exists in the network packet handling functionality of Shadowsocks-libev 3.3.2. When utilizing a Stream Cipher, a specially crafted set of network packets can cause an outbound connection from the server, resulting in information disclosure. An...

CVE-2019-5152

CVE-2019-5152 affects Shadowsocks-libev 3.3.2. In the network packet handling path, when a Stream Cipher is used, a specially crafted set of packets can trigger an outbound connection from the server, resulting in information disclosure. The issue is described across multiple sources in this set,...

USN-4221-1: libpcap vulnerability

It was discovered that libpcap did not properly validate PHB headers in some situations. An attacker could use this to cause a denial of service memory exhaustion...

Wireshark injection vulnerability

Wireshark formerly known as Ethereal is a suite of network packet analysis software from the Wireshark team. The function of the software is to intercept network packets and display detailed data for analysis. Wireshark suffers from an injection vulnerability. An attacker can exploit this...

Shadowsocks-libev Information Disclosure Vulnerability

Shadowsocks-libev is a lightweight secure SOCKS5 agent for embedded devices. An information disclosure vulnerability exists in the network packet handling feature in Shadowsocks-libev version 3.3.2, which can be exploited by an attacker to disclose information with the help of specially crafted...

Shadowsocks-libev ss-server Stream Cipher Information Disclosure Vulnerability

Summary An exploitable information disclosure vulnerability exists in the network packet handling functionality of Shadowsocks-libev 3.3.2. When utilizing a Stream Cipher, a specially crafted set of network packets can cause an outbound connection from the server, resulting in information...

Siemens Simatic Improper Input Validation

A vulnerability has been identified in SIMATIC S7-1500 CPU All versions = V2.0 and V2.5, SIMATIC S7-1500 CPU All versions = V1.8.5. Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device...

Elastic Logstash Beats Input Plugin DoS Vulnerability (ESA-2019-14)

Elastic Logstash is prone to a denial of service DoS vulnerability. SPDX-FileCopyrightText: 2019 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

CVE-2019-7620

Logstash versions before 7.4.1 and 6.8.4 contain a denial of service flaw in the Logstash Beats input plugin. An unauthenticated user who is able to connect to the port the Logstash beats input could send a specially crafted network packet that would cause Logstash to stop responding...

Design/Logic Flaw

Logstash versions before 7.4.1 and 6.8.4 contain a denial of service flaw in the Logstash Beats input plugin. An unauthenticated user who is able to connect to the port the Logstash beats input could send a specially crafted network packet that would cause Logstash to stop responding...

CVE-2019-10056

An issue was discovered in Suricata 4.1.3. The code mishandles the case of sending a network packet with the right type, such that the function DecodeEthernet in decode-ethernet.c is executed a second time. At this point, the algorithm cuts the first part of the packet and doesn't determine the...

CVE-2019-10056

An issue was discovered in Suricata 4.1.3. The code mishandles the case of sending a network packet with the right type, such that the function DecodeEthernet in decode-ethernet.c is executed a second time. At this point, the algorithm cuts the first part of the packet and doesn't determine the...

Design/Logic Flaw

An issue was discovered in Suricata 4.1.3. The code mishandles the case of sending a network packet with the right type, such that the function DecodeEthernet in decode-ethernet.c is executed a second time. At this point, the algorithm cuts the first part of the packet and doesn't determine the...

CVE-2019-10052

An issue was discovered in Suricata 4.1.3. If the network packet does not have the right length, the parser tries to access a part of a DHCP packet. At this point, the Rust environment runs into a panic in parseclientidoption in the dhcp/parser.rs file...

CVE-2019-15134

RIOT through 2019.07 contains a memory leak in the TCP implementation gnrctcp, allowing an attacker to consume all memory available for network packets and thus effectively stopping all network threads from working. This is related to receive in sys/net/gnrc/transportlayer/tcp/gnrctcpeventloop.c...

Security Bulletin: OpenSSL as used in IBM QRadar Network Packet Capture is vulnerable to information exposure (CVE-2018-5407)

Summary OpenSSL as used in IBM QRadar Network Packet Capture is susceptible to information exposure. Vulnerability Details CVEID: CVE-2018-5407 Description: Multiple SMT/Hyper-Threading architectures and processors could allow a local attacker to obtain sensitive information, caused by execution...

Wireshark Denial of Service Vulnerability (CNVD-2021-11324)

Wireshark formerly known as Ethereal is a suite of network packet analysis software from the Wireshark team. The function of the software is to intercept network packets and display detailed data for analysis. A security vulnerability exists in Wireshark versions 3.0.0 through 3.0.2, 2.6.0 throug...

CVE-2019-1010279

Open Information Security Foundation Suricata prior to version 4.1.3 is affected by: Denial of Service - TCP/HTTP detection bypass. The impact is: An attacker can evade a signature detection with a specialy formed sequence of network packets. The component is: detect.c...