Vulnerability · Published Jun 10, 2021 · Assigned by mitre
CVE-2020-23321
Critical 9.8
In plain English
A critical-severity security flaw in the iotjs package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.3%top 29.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
There is a heap-buffer-overflow at lit-strings.c:431 in lit_read_code_unit_from_utf8 in JerryScript 2.2.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | iotjs | no fix listed | UBUNTU-CVE-2020-23321 |
Affected products (as reported)
References
- https://github.com/jerryscript-project/jerryscript/issues/3870 x_refsource_CONFIRM