CVE-2019-20044 – zsh: insecure dropping of privileges when unsetting PRIVILEGED option
https://notcve.org/view.php?id=CVE-2019-20044
24 Feb 2020 — In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH=/dir/with/module zmodload with a module that calls setuid(). En Zsh versiones anteriores a 5.8, los atacantes capaces de ejecutar comandos pueden recuperar privilegios eliminados mediante la opción --no-PRIVILEGED. Zsh presenta un fallo al sobrescribir el uid guardado, ya que los privilegio... • http://seclists.org/fulldisclosure/2020/May/49 • CWE-271: Privilege Dropping / Lowering Errors CWE-273: Improper Check for Dropped Privileges •
CVE-2019-15126 – Broadcom Wi-Fi Devices - 'KR00K Information Disclosure
https://notcve.org/view.php?id=CVE-2019-15126
05 Feb 2020 — An issue was discovered on Broadcom Wi-Fi client devices. Specifically timed and handcrafted traffic can cause internal errors (related to state transitions) in a WLAN device that lead to improper layer 2 Wi-Fi encryption with a consequent possibility of information disclosure over the air for a discrete set of traffic, a different vulnerability than CVE-2019-9500, CVE-2019-9501, CVE-2019-9502, and CVE-2019-9503. Se detectó un problema en los dispositivos cliente de Broadcom Wi-Fi. Específicamente un tráfic... • https://packetstorm.news/files/id/156809 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •
CVE-2019-14868 – ksh: certain environment variables interpreted as arithmetic expressions on startup, leading to code injection
https://notcve.org/view.php?id=CVE-2019-14868
05 Feb 2020 — In ksh version 20120801, a flaw was found in the way it evaluates certain environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. Services and applications that allow remote unauthenticated attackers to provide one of those environment variables could allow them to exploit this issue remotely. En ksh versión 20120801, se detectó un fallo en la manera que evalúa determinadas variables de entorno. Un atacante podría usar este fallo para ... • http://seclists.org/fulldisclosure/2020/May/53 • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') •
CVE-2020-3846 – Apple Security Advisory 2020-1-28-2
https://notcve.org/view.php?id=CVE-2020-3846
29 Jan 2020 — A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution. Se abordó un desbordamiento del búfer con una comprobación de tamaño mejorado. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1,... • https://support.apple.com/HT210947 • CWE-20: Improper Input Validation CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVE-2020-3856 – Apple Security Advisory 2020-1-28-4
https://notcve.org/view.php?id=CVE-2020-3856
29 Jan 2020 — A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. Processing a maliciously crafted string may lead to heap corruption. Se abordó un problema de corrupción de memoria con una comprobación de entrada mejorada. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1, macOS Catalina versión 10.15.3, tvOS versión 13.3.1, watchOS versión 6.1.2. • https://packetstorm.news/files/id/156333 • CWE-20: Improper Input Validation CWE-787: Out-of-bounds Write •
CVE-2020-3839 – Apple macOS IO80211Family Stack-based Buffer Overflow Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2020-3839
29 Jan 2020 — A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Catalina 10.15.3. An application may be able to read restricted memory. Se abordó un problema de comprobación con un saneamiento de entrada mejorado. Este problema es corregido en macOS Catalina versión 10.15.3. • https://support.apple.com/HT210919 • CWE-20: Improper Input Validation •
CVE-2020-3845 – Apple Security Advisory 2020-1-28-2
https://notcve.org/view.php?id=CVE-2020-3845
29 Jan 2020 — A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.3. An application may be able to execute arbitrary code with system privileges. Se abordó un problema de corrupción de memoria con un manejo de memoria mejorado. Este problema es corregido en macOS Catalina versión 10.15.3. • https://support.apple.com/HT210919 • CWE-787: Out-of-bounds Write •
CVE-2020-3870 – Apple Security Advisory 2020-1-28-4
https://notcve.org/view.php?id=CVE-2020-3870
29 Jan 2020 — An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. Processing a maliciously crafted image may lead to arbitrary code execution. Se abordó una lectura fuera de límites con una comprobación de entrada mejorada. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1, macOS Catalina versión 10.15.3, tvOS versión 13.3.1, watchOS versión 6.1.2. • https://packetstorm.news/files/id/156254 • CWE-125: Out-of-bounds Read •
CVE-2020-3826 – Apple Security Advisory 2020-1-28-2
https://notcve.org/view.php?id=CVE-2020-3826
29 Jan 2020 — An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing a maliciously crafted image may lead to arbitrary code execution. Se abordó una lectura fuera de límites con una comprobación de entrada mejorada. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1, macOS Catalina versión 10.15.... • https://packetstorm.news/files/id/156252 • CWE-125: Out-of-bounds Read •
CVE-2020-3855 – Apple Security Advisory 2020-1-28-2
https://notcve.org/view.php?id=CVE-2020-3855
29 Jan 2020 — An access issue was addressed with improved access restrictions. This issue is fixed in macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. A malicious application may be able to overwrite arbitrary files. Se abordó un problema de acceso con restricciones de acceso mejoradas. Este problema se corrigió en macOS Catalina versión 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. • https://support.apple.com/en-us/HT210919 •