CVE-2012-0955

CVSS V2 Medium 5.8 CVSS V3 High 7.4
Description
software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py. software-properties didn't check TLS certificates under python2 and only checked certificates under python3 if a valid certificate bundle was provided. Fixed in software-properties version 0.92.
Overview
  • CVE ID
  • CVE-2012-0955
  • Assigner
  • security@ubuntu.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-02T01:15:11
  • Last Modified Date
  • 2020-12-08T02:12:04
Weakness Enumerations
CWE URL
CWE-295 http://cwe.mitre.org/data/definitions/295.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:canonical:software-properties:*:*:*:*:*:*:*:* 1 OR 0.92
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 5.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.4
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.2
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://code.launchpad.net/~cyphermox/software-properties/lp1036839/+merge/119753 Patch Vendor Advisory
https://launchpad.net/bugs/1036839 Exploit Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2012-0955
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0955
History
Created Old Value New Value Data Type Notes
2022-05-10 07:31:04 Added to TrackCVE
2022-12-05 17:29:39 2020-12-02T01:15Z 2020-12-02T01:15:11 CVE Published Date updated
2022-12-05 17:29:39 2020-12-08T02:12:04 CVE Modified Date updated
2022-12-05 17:29:39 Analyzed Vulnerability Status updated