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CVE-2020-13649

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Date: May 28, 2020

parser/js/js-scanner.c in JerryScript 2.2.0 mishandles errors during certain out-of-memory conditions, as demonstrated by a scanner_reverse_info_list NULL pointer dereference and a scanner_scan_all assertion failure.

Language: C

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2020-13649
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13649
https://security-tracker.debian.org/tracker/CVE-2020-13649
https://github.com/jerryscript-project/jerryscript/commit/69f8e78c2f8d562bd6d8002b5488f1662ac30d24
https://github.com/jerryscript-project/jerryscript/issues/3788
https://github.com/jerryscript-project/jerryscript/issues/3786
https://www.mend.io/vulnerability-database/CVE-2020-13649

Severity Score

Weakness Type (CWE)

Improper Check for Unusual or Exceptional Conditions

CWE-754

NULL Pointer Dereference

CWE-476

Reachable Assertion

CWE-617

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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