CVE-2020-27207

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
Zetetic SQLCipher 4.x before 4.4.1 has a use-after-free, related to sqlcipher_codec_pragma and sqlite3Strlen30 in sqlite3.c. A remote denial of service attack can be performed. For example, a SQL injection can be used to execute the crafted SQL command sequence. After that, some unexpected RAM data is read.
Overview
  • CVE ID
  • CVE-2020-27207
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-26T17:15:11
  • Last Modified Date
  • 2020-12-03T20:01:37
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:zetetic:sqlcipher:*:*:*:*:*:*:*:* 1 OR 4.0 4.4.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842 Third Party Advisory
https://www.telekom.com/resource/blob/612796/9f221708832a465f03585a45d7f59b45/dl-201112-denial-of-serviceen-data.pdf Third Party Advisory
https://github.com/sqlcipher/sqlcipher/compare/v4.4.0...v4.4.1 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27207
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27207
History
Created Old Value New Value Data Type Notes
2022-05-10 07:31:24 Added to TrackCVE
2022-12-05 17:20:33 2020-11-26T17:15Z 2020-11-26T17:15:11 CVE Published Date updated
2022-12-05 17:20:34 2020-12-03T20:01:37 CVE Modified Date updated
2022-12-05 17:20:34 Analyzed Vulnerability Status updated