CVE-2021-29136

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
Open Container Initiative umoci before 0.4.7 allows attackers to overwrite arbitrary host paths via a crafted image that causes symlink traversal when "umoci unpack" or "umoci raw unpack" is used.
Overview
  • CVE ID
  • CVE-2021-29136
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-06T16:15:16
  • Last Modified Date
  • 2021-05-20T14:32:14
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:linuxfoundation:umoci:*:*:*:*:*:*:*:* 1 OR 0.4.7
cpe:2.3:a:sylabs:singularity:*:*:*:*:*:*:*:* 1 OR 3.7.3
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:P/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/04/06/2 Mailing List Patch Third Party Advisory
https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-29136
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29136
History
Created Old Value New Value Data Type Notes
2022-05-10 16:15:31 Added to TrackCVE
2022-12-06 01:16:09 2021-04-06T16:15Z 2021-04-06T16:15:16 CVE Published Date updated
2022-12-06 01:16:09 2021-05-20T14:32:14 CVE Modified Date updated
2022-12-06 01:16:09 Analyzed Vulnerability Status updated