Vulnerabilities > CVE-2015-5334 - Out-of-bounds Write vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (program crash) or possible execute arbitrary code via a crafted X.509 certificate, which triggers a stack-based buffer overflow. Note: this vulnerability exists because of an incorrect fix for CVE-2014-3508.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Nessus
NASL family MacOS X Local Security Checks NASL id MACOS_10_14.NASL description The remote host is running a version of Mac OS X that is prior to 10.13.6 or is not macOS 10.14. It is, therefore, affected by multiple vulnerabilities in the following components : - afpserver - AppleGraphicsControl - Application Firewall - App Store - APR - ATS - Auto Unlock - Bluetooth - CFNetwork - CoreFoundation - CoreText - Crash Reporter - CUPS - Dictionary - Grand Central Dispatch - Heimdal - Hypervisor - iBooks - Intel Graphics Driver - IOHIDFamily - IOKit - IOUserEthernet - Kernel - LibreSSL - Login Window - mDNSOffloadUserClient - MediaRemote - Microcode - Security - Spotlight - Symptom Framework - Text - Wi-Fi Note that successful exploitation of the most serious issues can result in arbitrary code execution. last seen 2020-06-01 modified 2020-06-02 plugin id 118178 published 2018-10-18 reporter This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/118178 title macOS < 10.14 Multiple Vulnerabilities NASL family FreeBSD Local Security Checks NASL id FREEBSD_PKG_E75A96DF73CA11E59B45B499BAEBFEAF.NASL description Qualys reports : During the code review of OpenSMTPD a memory leak and buffer overflow (an off-by-one, usually stack-based) were discovered in LibreSSL last seen 2020-06-01 modified 2020-06-02 plugin id 86434 published 2015-10-19 reporter This script is Copyright (C) 2015-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/86434 title FreeBSD : LibreSSL -- Memory leak and buffer overflow (e75a96df-73ca-11e5-9b45-b499baebfeaf) NASL family SuSE Local Security Checks NASL id OPENSUSE-2015-681.NASL description libressl was updated to fix two security issues. These security issues were fixed : - CVE-2015-5333: Memory leak when decoding X.509 certificates (boo#950707) - CVE-2015-5334: Buffer overflow when decoding X.509 certificates (boo#950708) last seen 2020-06-05 modified 2015-10-28 plugin id 86622 published 2015-10-28 reporter This script is Copyright (C) 2015-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/86622 title openSUSE Security Update : libressl (openSUSE-2015-681) NASL family SuSE Local Security Checks NASL id OPENSUSE-2016-604.NASL description This libressl update to version 2.2.7 fixes the following issues : Security issues fixed : - Fix multiple vulnerabilities in libcrypto relating to ASN.1 and encoding. [boo#978492, boo#977584] - CVE-2015-3194: Certificate verify crash with missing PSS parameter (boo#957815) - CVE-2015-3195: X509_ATTRIBUTE memory leak (boo#957812) - CVE-2015-5333: Memory Leak (boo#950707) - CVE-2015-5334: Buffer Overflow (boo#950708) last seen 2020-06-05 modified 2016-05-20 plugin id 91274 published 2016-05-20 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91274 title openSUSE Security Update : libressl (openSUSE-2016-604) NASL family MacOS X Local Security Checks NASL id MACOSX_10_11_2.NASL description The remote host is running a version of Mac OS X that is 10.11.x prior to 10.11.2. It is, therefore, affected by multiple vulnerabilities in the following components : - apache_mod_php - AppSandbox - Bluetooth - CFNetwork HTTPProtocol - Compression - Configuration Profiles - CoreGraphics - CoreMedia Playback - Disk Images - EFI - File Bookmark - Hypervisor - iBooks - ImageIO - Intel Graphics Driver - IOAcceleratorFamily - IOHIDFamily - IOKit SCSI - IOThunderboltFamily - Kernel - kext tools - Keychain Access - libarchive - libc - libexpat - libxml2 - OpenGL - OpenLDAP - OpenSSH - QuickLook - Sandbox - Security - System Integrity Protection Note that successful exploitation of the most serious issues can result in arbitrary code execution. last seen 2020-06-01 modified 2020-06-02 plugin id 87314 published 2015-12-10 reporter This script is Copyright (C) 2015-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/87314 title Mac OS X 10.11.x < 10.11.2 Multiple Vulnerabilities NASL family MacOS X Local Security Checks NASL id MACOSX_SECUPD2015-008.NASL description The remote host is running a version of Mac OS X 10.9.5 or 10.10.5 that is missing Security Update 2015-005 or 2015-008. It is, therefore, affected by multiple vulnerabilities in the following components : - apache_mod_php - AppSandbox - Bluetooth - CFNetwork HTTPProtocol - Compression - Configuration Profiles - CoreGraphics - CoreMedia Playback - Disk Images - EFI - File Bookmark - Hypervisor - iBooks - ImageIO - Intel Graphics Driver - IOAcceleratorFamily - IOHIDFamily - IOKit SCSI - IOThunderboltFamily - Kernel - kext tools - Keychain Access - libarchive - libc - libexpat - libxml2 - OpenGL - OpenLDAP - OpenSSH - QuickLook - Sandbox - Security - System Integrity Protection Note that successful exploitation of the most serious issues can result in arbitrary code execution. last seen 2020-06-01 modified 2020-06-02 plugin id 87321 published 2015-12-11 reporter This script is Copyright (C) 2015-2018 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/87321 title Mac OS X Multiple Vulnerabilities (Security Updates 2015-005 / 2015-008) NASL family MacOS X Local Security Checks NASL id MACOSX_SECUPD2016-002.NASL description The remote host is running a version of Mac OS X that is 10.9.5 or 10.10.5 and is missing Security Update 2016-002. It is, therefore, affected by multiple vulnerabilities in the following components : - apache_mod_php - Kernel - libxml2 - OpenSSH - Python - Tcl Note that successful exploitation of the most serious issues can result in arbitrary code execution. last seen 2020-06-01 modified 2020-06-02 plugin id 90097 published 2016-03-22 reporter This script is Copyright (C) 2016-2018 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/90097 title Mac OS X 10.9.5 / 10.10.5 Multiple Vulnerabilities (Security Update 2016-002)
References
- http://seclists.org/fulldisclosure/2015/Oct/75
- http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html
- http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded
- http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html