Path Traversal in Apport Project
CVE-2016-9950
An issue was discovered in Apport before 2.20.4. There is a path traversal issue in the Apport crash file "Package" and "SourcePackage" fields. These fields are used to build a path to the package specific hook files in the /usr/share/apport/package-hooks/ directory. An attacker can exploit this path traversal to execute arbitrary Python files from the local system.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.065 (93.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.065 · newest: 0.065 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/DonnchaC/ubuntu-apport-exploitation (Third Party Advisory, Issue Tracking)
- donncha.is/2016/12/compromising-ubuntu-desktop/ (Technical Description, Exploit, Third Party Advisory)
- bugs.launchpad.net/apport/+bug/1648806 (Patch, Issue Tracking)
- www.securityfocus.com/bid/95011 (VDB Entry, Third Party Advisory, vdb-entry)
- www.ubuntu.com/usn/USN-3157-1 (vendor-advisory)
- www.exploit-db.com/exploits/40937/ (exploit)
Frequently asked questions
- What is CVE-2016-9950?
- CVE-2016-9950 is a high-severity vulnerability in Apport Project, classified under Path Traversal. CVSS score: 7.8/10. Published 2016-12-17.
- How severe is CVE-2016-9950?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-9950 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.