Vulnerability in Freedesktop Udisks
CVE-2018-17336
UDisks 2.8.0 has a format string vulnerability in udisks_log in udiskslogging.c, allowing attackers to obtain sensitive information (stack contents), cause a denial of service (memory corruption), or possibly have unspecified other impact via a malformed filesystem label, as demonstrated by %d or %n substrings.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (47.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Freedesktop Udisks — versions 2.8.0
- Canonical Ubuntu Linux — versions 18.04
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/storaged-project/udisks/issues/578 (Exploit, Patch, Third Party Advisory)
- usn.ubuntu.com/3772-1/ (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:2178 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-17336?
- CVE-2018-17336 is a high-severity vulnerability in Freedesktop Udisks, classified under Use of Externally-Controlled Format String. CVSS score: 7.8/10. Published 2018-09-22.
- How severe is CVE-2018-17336?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-17336 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.