Vulnerability in KDE Kcron
CVE-2022-24986
KDE KCron through 21.12.2 uses a temporary file in /tmp when saving, but reuses the filename during an editing session. Thus, someone watching it be created the first time could potentially intercept the file the following time, enabling that person to run unauthorized commands.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (15.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- apps.kde.org/kcron/ (Product)
- www.openwall.com/lists/oss-security/2022/02/25/3 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-24986?
- CVE-2022-24986 is a high-severity vulnerability in KDE Kcron, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2022-02-26.
- How severe is CVE-2022-24986?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-24986 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.