CVE-2015-3246

libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service inconsistent file state by causing an error during the modification. NOTE: this issue can be combined wi...

CVE-2015-3245

Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service /etc/passwd corruption via a newline character in the GECOS field...

CVE-2015-3245

Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service /etc/passwd corruption via a newline character in the GECOS field...

CVE-2015-3246

libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service inconsistent file state by causing an error during the modification. NOTE: this issue can be combined wi...

Qualys Security Advisory - CVE-2015-3245 userhelper - CVE-2015-3246 libuser

Hello, it is July 23, 2015, 17:00 UTC, the Coordinated Release Date for CVE-2015-3245 and CVE-2015-3246. Please find our advisory below, and our exploit attached. Qualys Security Advisory CVE-2015-3245 userhelper chfn newline filtering CVE-2015-3246 libuser passwd file handling -- Summary...

libuser security update

CentOS Errata and Security Advisory CESA-2015:1482 Updated libuser packages that fix two security issues are now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, whic...

Updated libuser package fixes security vulnerabilities

Two flaws were found in the way the libuser library handled the /etc/passwd file. A local attacker could use an application compiled against libuser for example, userhelper to manipulate the /etc/passwd file, which could result in a denial of service or possibly allow the attacker to escalate the...

libuser security update

CentOS Errata and Security Advisory CESA-2015:1483 Updated libuser packages that fix two security issues are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, whic...

libuser: multiple issues

CVE-2015-3245 denial of service It was found that libuser, as used by the chfn userhelper functionality, did not properly filter out newline characters in GECOS fields. A local, authenticated user could use this flaw to corrupt the /etc/passwd file, resulting in a denial-of-service on the system...

Amazon Linux AMI : usermode / libuser (ALAS-2015-572)

It was found that libuser, as used in the chfn userhelper functionality, does not properly filter out newline characters, which allows an authenticated local attacker to corrupt the /etc/passwd file and cause denial-of-service against the system. CVE-2015-3245 A flaw was found in the way the...

Important: Red Hat Security Advisory: libuser security update

Updated libuser packages that fix two security issues are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are available for...

linux/x86 - chmod() 777 /etc/shadow & exit() - 33 bytes

Linux/x86 - chmod 777 /etc/shadow & exit - 33 bytes Greetz : BombermanLeader Author : B3mB4m Concat : email protected Disassembly of section .text: 08048060 : 8048060: 31 c0 xor %eax,%eax 8048062: 50 push %eax 8048063: 68 61 64 6f 77 push $0x776f6461 8048068: 68 63 2f 73 68 push $0x68732f63...

linux/x86 chmod('/etc/passwd',0777) - shellcode 42 bytes

/ Title: Linux/x86 chmod'/etc/passwd',0777 - shellcode 42 bytes Platform: linux/x8664 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadotes , reza.esparghamatgmaildotcom Website : www.reza.es Twitter : https://twitter.com/rezesp FaceBook :...

linux/x86 chmod('/etc/shadow','0777') - shellcode 42 bytes

/ Title: Linux/x86 chmod'/etc/shadow','0777' - shellcode 42 bytes Platform: linux/x8664 Date: 2015-06-15 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadotes , reza.esparghamatgmaildotcom Website : www.reza.es Twitter : https://twitter.com/rezesp...

linux/x86 chmod('/etc/gshadow') - shellcode 37 bytes

/ Title: Linux/x86 chmod'/etc/gshadow' - shellcode 37 bytes Platform: linux/x8664 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadotes , reza.esparghamatgmaildotcom Website : www.reza.es Twitter : https://twitter.com/rezesp FaceBook :...

Linux/x86 chmod'/etc/shadow','0777' shellcode 42 bytes

Linux/x86 chmod'/etc/shadow','0777' shellcode 42 bytes. Shellcode exploit for linx86 platform / Title: Linux/x86 chmod'/etc/shadow','0777' - shellcode 42 bytes Platform: linux/x8664 Date: 2015-06-15 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadote...

Linux/x86 - chmod'/etc/passwd',0777 shellcode 42 bytes

Linux/x86 - chmod'/etc/passwd',0777 shellcode 42 bytes. Shellcode exploit for linx86 platform / Title: Linux/x86 chmod'/etc/passwd',0777 - shellcode 42 bytes Platform: linux/x8664 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadotes ,...

Linux/x86 - chmod'/etc/gshadow' shellcode 37 bytes

Linux/x86 - chmod'/etc/gshadow' shellcode 37 bytes. Shellcode exploit for linx86 platform / Title: Linux/x86 chmod'/etc/gshadow' - shellcode 37 bytes Platform: linux/x8664 Author: Mohammad Reza Espargham Linkedin : https://ir.linkedin.com/in/rezasp E-Mail : meatrezadotes ,...

Dreambox WebInfo Authentication Bypass Vulnerability

This exploit is caused by systems files , they are writable , so i check them and i was able to cat or download the /etc/shadow user file , and bypass auth by fetching the user and cracking password. This is private exploit. You can buy it at https://0day.today...

mailman security and bug fix update

3:2.1.15-21 - fix CVE-2015-2775 - directory traversal in MTA transports 3:2.1.15-20 - fix 1107652 - do not install patch backup files in documentation 3:2.1.15-19 - fix 1188043 - set 2775 permission only for /etc/mailman 3:2.1.15-18 - fix 1107652 - add support for DMARC - fix 1180981 - install...