CVE-2015-1338
HIGH severity · CVSS 7.2 · CWE-59
7.2CVSS HIGH
Summary
kernel_crashdump in Apport before 2.19 allows local users to cause a denial of service (disk consumption) or possibly gain privileges via a (1) symlink or (2) hard link attack on /var/crash/vmcore.log.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)1%
AV:L/AC:L/Au:N/C:C/I:C/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://launchpad.net/apport/trunk/2.19 ↗
Additional information
- NVD record
- https://launchpad.net/apport/trunk/2.19Patch
- http://seclists.org/fulldisclosure/2015/Sep/101
- http://www.ubuntu.com/usn/USN-2744-1
- https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570
- http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.htmlExploit
- http://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/Exploit
- https://www.exploit-db.com/exploits/38353/Exploit