Integer overflow in Kmplayer
CVE-2019-9133
When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.
Vulnerability class: Integer Overflow
EPSS: 0.017 (75.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Kmplayer
- Microsoft Windows
- Pandora.tv Kmplayer — versions KMPlayer
- Fedoraproject Fedora — versions 29, 30
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuln@krcert.or.kr (Third Party Advisory, x_refsource_MISC)
- vuln@krcert.or.kr (x_refsource_FEDORA, vendor-advisory)
- vuln@krcert.or.kr (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2019-9133?
- CVE-2019-9133 is a medium-severity vulnerability in Kmplayer, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2019-04-09.
- How severe is CVE-2019-9133?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2019-9133 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.