CVE-2018-1122 – Procps-ng - Multiple Vulnerabilities
https://notcve.org/view.php?id=CVE-2018-1122
procps-ng before version 3.3.15 is vulnerable to a local privilege escalation in top. If a user runs top with HOME unset in an attacker-controlled directory, the attacker could achieve privilege escalation by exploiting one of several vulnerabilities in the config_file() function. procps-ng en versiones anteriores a la 3.3.15 es vulnerable a un escalado de privilegios locales en top. Si un usuario ejecuta top sin establecer HOME en un directorio controlado por el atacante, este podría lograr el escalado de privilegios explotando una de las varias vulnerabilidades existentes en la función config_file(). If the HOME environment variable is unset or empty, top will read its configuration file from the current working directory without any security check. If a user runs top with HOME unset in an attacker-controlled directory, the attacker could achieve privilege escalation by exploiting one of several vulnerabilities in the config_file() function. • https://www.exploit-db.com/exploits/44806 http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html http://seclists.org/oss-sec/2018/q2/122 http://www.securityfocus.com/bid/104214 https://access.redhat.com/errata/RHSA-2019:2189 https://access.redhat.com/errata/RHSA-2020:0595 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1122 https://lists.debian.org/debian-lts-announce/2018/ • CWE-829: Inclusion of Functionality from Untrusted Control Sphere •
CVE-2018-3639 – AMD / ARM / Intel - Speculative Execution Variant 4 Speculative Store Bypass
https://notcve.org/view.php?id=CVE-2018-3639
Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4. Los sistemas con microprocesadores que emplean la ejecución especulativa y que realizan la ejecución especulativa de lecturas de memoria antes de que se conozcan las direcciones de todas las anteriores escrituras de memoria podrían permitir la divulgación no autorizada de información a un atacante con acceso de usuario local mediante un análisis de canal lateral. Esto también se conoce como Speculative Store Bypass (SSB), Variant 4. An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions (a commonly used performance optimization). It relies on the presence of a precisely-defined instruction sequence in the privileged code as well as the fact that memory read from address to which a recent memory write has occurred may see an older value and subsequently cause an update into the microprocessor's data cache even for speculatively executed instructions that never actually commit (retire). • https://www.exploit-db.com/exploits/44695 https://github.com/mmxsrup/CVE-2018-3639 https://github.com/Shuiliusheng/CVE-2018-3639-specter-v4- https://github.com/malindarathnayake/Intel-CVE-2018-3639-Mitigation_RegistryUpdate http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00058.html http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html http://support.lenovo.com/us/en/solutions/LEN-2213 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-203: Observable Discrepancy •
CVE-2017-18271 – ImageMagick: infinite loop in ReadMIFFImage function in coders/miff.c
https://notcve.org/view.php?id=CVE-2017-18271
In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22, an infinite loop vulnerability was found in the function ReadMIFFImage in coders/miff.c, which allows attackers to cause a denial of service (CPU exhaustion) via a crafted MIFF image file. Se ha encontrado una vulnerabilidad de bucle infinito en ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22 en la función ReadMIFFImage en coders/miff.c. Esta vulnerabilidad permite que los atacantes provoquen una denegación de servicio (agotamiento de CPU) mediante un archivo de imagen MIFF manipulado. • https://github.com/ImageMagick/ImageMagick/issues/911 https://lists.debian.org/debian-lts-announce/2018/05/msg00012.html https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html https://usn.ubuntu.com/3681-1 https://access.redhat.com/security/cve/CVE-2017-18271 https://bugzilla.redhat.com/show_bug.cgi?id=1581486 • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVE-2017-18273 – ImageMagick: infinite loop ReadTXTImage in function in coders/txt.c
https://notcve.org/view.php?id=CVE-2017-18273
In ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22, an infinite loop vulnerability was found in the function ReadTXTImage in coders/txt.c, which allows attackers to cause a denial of service (CPU exhaustion) via a crafted image file that is mishandled in a GetImageIndexInList call. Se ha encontrado una vulnerabilidad de bucle infinito en ImageMagick 7.0.7-16 Q16 x86_64 2017-12-22 en la función ReadTXTImage en coders/txt.c. Esta vulnerabilidad permite que los atacantes provoquen una denegación de servicio (agotamiento de CPU) mediante un archivo de imagen manipulado que se gestiona de manera incorrecta durante una llamada GetImageIndexInList. • https://github.com/ImageMagick/ImageMagick/issues/910 https://lists.debian.org/debian-lts-announce/2018/05/msg00012.html https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html https://usn.ubuntu.com/3681-1 https://access.redhat.com/security/cve/CVE-2017-18273 https://bugzilla.redhat.com/show_bug.cgi?id=1581489 • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVE-2018-1000301 – curl: Out-of-bounds heap read when missing RTSP headers allows information leak or denial of service
https://notcve.org/view.php?id=CVE-2018-1000301
curl version curl 7.20.0 to and including curl 7.59.0 contains a CWE-126: Buffer Over-read vulnerability in denial of service that can result in curl can be tricked into reading data beyond the end of a heap based buffer used to store downloaded RTSP content.. This vulnerability appears to have been fixed in curl < 7.20.0 and curl >= 7.60.0. curl en su versión 7.20.0 hasta la 7.59.0 contiene una vulnerabilidad CWE-126: sobrelectura de búfer y denegación de servicio (DoS) que puede resultar en que se puede engañar a curl para que lea datos más allá del final de un búfer de memoria dinámica (heap) que se usa para almacenar contenido RTSP descargado. La vulnerabilidad parece haber sido solucionada en las versiones anteriores a la 7.20.0 y en la 7.60.0 y posteriores. • http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html http://www.securityfocus.com/bid/104225 http://www.securitytracker.com/id/1040931 https://access.redhat.com/errata/RHBA-2019:0327 https://access.redhat.com/errata/RHSA-2018:3157 https://access.redhat.com/errata/RHSA-2018:3558 https://access.redhat.com/errata/RHSA-2020:0544 https://access.redhat.com/errata/RHSA-2020:0594 https://curl • CWE-125: Out-of-bounds Read •