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CVE-2015-1338

Date: October 1, 2015

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.

Language: Python

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2015-1338
http://seclists.org/fulldisclosure/2015/Sep/101
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570
https://www.exploit-db.com/exploits/38353/
http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.html
http://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-1338
http://www.ubuntu.com/usn/USN-2744-1
https://launchpad.net/apport/trunk/2.19
https://www.mend.io/vulnerability-database/CVE-2015-1338

Severity Score

Weakness Type (CWE)

Improper Link Resolution Before File Access ('Link Following')

CWE-59

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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