CVE-2021-36089

CVSS V2 Medium 6.8 CVSS V3 High 7.8
Description
Grok 7.6.6 through 9.2.0 has a heap-based buffer overflow in grk::FileFormatDecompress::apply_palette_clr (called from grk::FileFormatDecompress::applyColour).
Overview
  • CVE ID
  • CVE-2021-36089
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-07-01T03:15:08
  • Last Modified Date
  • 2021-07-06T21:04:08
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:zope:grok:*:*:*:*:*:*:*:* 1 OR 7.6.6 9.2.0
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/GrokImageCompression/grok/releases Release Notes Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/grok/OSV-2021-677.yaml Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33544 Exploit Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-36089
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36089
History
Created Old Value New Value Data Type Notes
2022-05-10 07:08:41 Added to TrackCVE
2022-12-05 05:18:47 2021-07-01T03:15Z 2021-07-01T03:15:08 CVE Published Date updated
2022-12-05 05:18:47 2021-07-06T21:04:08 CVE Modified Date updated
2022-12-05 05:18:47 Analyzed Vulnerability Status updated