GNU C Library 2.x (libc6) - Dynamic Linker LD_AUDIT Arbitrary DSO Load Privilege Escalation

Source: http://marc.info/?l=full-disclosure&m=128776663124692&w=2 The GNU C library dynamic linker will dlopen arbitrary DSOs during setuid loads ------------------------------------------------------------------------------- Cześć, This advisory describes CVE-2010-3856, an addendum to...

GNU C library dynamic linker $ORIGIN expansion Vulnerability

Exploit for linux platform in category local exploits ============================================================ GNU C library dynamic linker $ORIGIN expansion Vulnerability ============================================================ The GNU C library dynamic linker expands $ORIGIN in setuid...

GNU C library dynamic linker - '$ORIGIN' Expansion

from: http://marc.info/?l=full-disclosure&m=128739684614072&w=2 The GNU C library dynamic linker expands $ORIGIN in setuid library search path ------------------------------------------------------------------------------ Gruezi, This is CVE-2010-3847. The dynamic linker or dynamic loader is...

Design/Logic Flaw

The rtld function in the Run-Time Link-Editor rtld in libexec/rtld-elf/rtld.c in FreeBSD 7.1, 7.2, and 8.0 does not clear the LDPRELOAD environment variable, which allows local users to gain privileges by executing a setuid or setguid program with a modified LDPRELOAD variable containing an...

CVE-2009-4146

The rtld function in the Run-Time Link-Editor rtld in libexec/rtld-elf/rtld.c in FreeBSD 7.1, 7.2, and 8.0 does not clear the LDPRELOAD environment variable, which allows local users to gain privileges by executing a setuid or setguid program with a modified LDPRELOAD variable containing an...

CVE-2009-4146

The rtld function in the Run-Time Link-Editor rtld in libexec/rtld-elf/rtld.c in FreeBSD 7.1, 7.2, and 8.0 does not clear the LDPRELOAD environment variable, which allows local users to gain privileges by executing a setuid or setguid program with a modified LDPRELOAD variable containing an...

CVE-2009-4146

The CVE-2009-4146 entry concerns FreeBSD's run-time linker (rtld) in libexec/rtld-elf/rtld.c. The underlying issue is that rtld's unsetenv logic does not clear LD_PRELOAD when __findenv() fails, enabling a local user to influence library loading via a modified LD_PRELOAD path and gain privileges ...

CVE-2009-4146: Undefined Security Weakness

The rtld function in the Run-Time Link-Editor rtld in libexec/rtld-elf/rtld.c in FreeBSD 7.1, 7.2, and 8.0 does not clear the LDPRELOAD environment variable, which allows local users to gain privileges by executing a setuid or setguid program with a modified LDPRELOAD variable containing an...

FreeBSD Run-Time Link-Editor Local r00t Zeroday

Exploit for unknown platform in category local exploits =============================================== FreeBSD Run-Time Link-Editor Local r00t Zeroday =============================================== Title: FreeBSD Run-Time Link-Editor Local r00t Zeroday CVE-ID: OSVDB-ID: Author: Kingcope...

FreeBSD Run-Time Link-Editor Local r00t Zeroday

No description provided by source. Discovered & Exploited by Nikolaos Rangos also known as Kingcope. Nov 2009 "BiG TiME" "Go fetch your FreeBSD r00tkitz" // http://www.youtube.com/watch?v=dDnhthI27Fg There is an unbelievable simple local r00t bug in recent FreeBSD versions. I audited FreeBSD for...

FreeBSD rtld execl() Privilege Escalation

This module exploits a vulnerability in the FreeBSD run-time link-editor rtld. The rtld unsetenv function fails to remove LD environment variables if findenv fails. This can be abused to load arbitrary shared objects using LDPRELOAD, resulting in privileged code execution. This module has been...

FreeBSD 8.0 Run-Time Link-Editor (RTLD) - Local Privilege Escalation

FreeBSD 8.0 Run-Time Link-Editor RTLD - Local Privilege Escalation Discovered & Exploited by Nikolaos Rangos also known as Kingcope. Nov 2009 "BiG TiME" "Go fetch your FreeBSD r00tkitz" // http://www.youtube.com/watch?v=dDnhthI27Fg There is an unbelievable simple local r00t bug in recent FreeBSD...

Ordinary users by udev vulnerability to elevate to root permissions demo-vulnerability warning-the black bar safety net

Recently exposed by the udev permissions hint of vulnerability, as long as with normal user permissions, you can elevate to root privileges, the experiment a handful, really easy to upgrade. Put the following code saved as test. sh file !/ bin/sh Linux 2.6 bug found by Sebastian Krahmer lame splo...

CVE-2009-0641

systerm.c in telnetd in FreeBSD 7.0-RELEASE and other 7.x versions deletes dangerous environment variables with a method that was valid only in older FreeBSD distributions, which might allow remote attackers to execute arbitrary code by passing a crafted environment variable from a telnet client,...

CVE-2009-0641

systerm.c in telnetd in FreeBSD 7.0-RELEASE and other 7.x versions deletes dangerous environment variables with a method that was valid only in older FreeBSD distributions, which might allow remote attackers to execute arbitrary code by passing a crafted environment variable from a telnet client,...

CVE-2009-0641: Undefined Security Weakness

systerm.c in telnetd in FreeBSD 7.0-RELEASE and other 7.x versions deletes dangerous environment variables with a method that was valid only in older FreeBSD distributions, which might allow remote attackers to execute arbitrary code by passing a crafted environment variable from a telnet client,...

FreeBSD 7.0-RELEASE Telnet Daemon Local Privilege Escalation Exploit

No description provided by source. FreeBSD 7.0-RELEASE telnet daemon local privilege escalation - And possible remote root code excution. There is a rather big bug in the current FreeBSD telnetd daemon. The environment is not properly sanitized when execution /bin/login, what leads to a possible...

Path traversal

Untrusted search path vulnerability in trickle 1.07 allows local users to execute arbitrary code via a Trojan horse trickle-overload.so in the current working directory, which is referenced in the LDPRELOAD path...

CVE-2009-0415

Untrusted search path vulnerability in trickle 1.07 allows local users to execute arbitrary code via a Trojan horse trickle-overload.so in the current working directory, which is referenced in the LDPRELOAD path...

CVE-2009-0415

CVE-2009-0415 affects trickle 1.07 and is an untrusted search path vulnerability that lets local users execute arbitrary code by supplying a Trojan horse trickle-overload.so in the current working directory, referenced via LD_PRELOAD. The root cause is loading a malicious shared object from the C...