Vulnerability Details : CVE-2020-24187
An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2020-24187
- cpe:2.3:a:jerryscript:jerryscript:2.3.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-24187
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 20 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-24187
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-24187
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-24187
-
https://github.com/Aurorainfinity/Poc/tree/master/jerryscript/NULL-dereference-ecma_get_lex_env_type
Poc/jerryscript/NULL-dereference-ecma_get_lex_env_type at master · Aurorainfinity/Poc · GitHubExploit;Third Party Advisory
-
https://github.com/jerryscript-project/jerryscript/issues/4076
Memory corruption in in ecma_get_lex_env_type (jerryscript/jerry-core/ecma/base/ecma-helpers.c:276) · Issue #4076 · jerryscript-project/jerryscript · GitHubVendor Advisory
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