CVE-2019-9133 KMPlayer Subtitles parser Heap Overflow Vulnerability

2019-04-0917:33:27

CWE-190

krcert

www.cve.org

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

54.8%

JSON

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.

CNA Affected

[
  {
    "platforms": [
      "x86, x64"
    ],
    "product": "KMPlayer",
    "vendor": "Pandora.tv",
    "versions": [
      {
        "lessThan": "2018.12.24.14",
        "status": "affected",
        "version": "KMPlayer",
        "versionType": "custom"
      }
    ]
  }
]