CVE-2021-21775

2021-07-0721:18:18

CWE-416

talos

www.cve.org

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

8.2

Confidence

High

EPSS

0.003

Percentile

65.5%

JSON

A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.

CNA Affected

[
  {
    "product": "Webkit",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Webkit WebKitGTK 2.30.4"
      }
    ]
  }
]