Vulnerability Monitor

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CVE-2019-20395

A stack consumption issue is present in libyang before v1.0-r1 due to the self-referential union type containing leafrefs. Applications that use libyang to parse untrusted input yang files may crash.

Published

2020-01-22T22:15:10.423

Last Modified

2024-11-21T04:38:23.030

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-674
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cesnet libyang 0.11 Yes
Application cesnet libyang 0.11 Yes
Application cesnet libyang 0.12 Yes
Application cesnet libyang 0.12 Yes
Application cesnet libyang 0.13 Yes
Application cesnet libyang 0.13 Yes
Application cesnet libyang 0.14 Yes
Application cesnet libyang 0.15 Yes
Application cesnet libyang 0.16 Yes
Application cesnet libyang 0.16 Yes
Application cesnet libyang 0.16 Yes
References