Vulnerability Details : CVE-2020-13622
JerryScript 2.2.0 allows attackers to cause a denial of service (assertion failure) because a property key query for a Proxy object returns unintended data.
Vulnerability category: Denial of service
Products affected by CVE-2020-13622
- cpe:2.3:a:jerryscript:jerryscript:2.2.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-13622
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-13622
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-13622
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-13622
-
https://github.com/jerryscript-project/jerryscript/issues/3787
Assertion 'ecma_is_value_string (value)' failed at jerry-core/ecma/base/ecma-helpers-value.c(ecma_get_string_from_value):742 · Issue #3787 · jerryscript-project/jerryscript · GitHubThird Party Advisory
-
https://github.com/jerryscript-project/jerryscript/pull/3797
Improve property key query for Proxy objects by galpeter · Pull Request #3797 · jerryscript-project/jerryscript · GitHubThird Party Advisory
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