Vulnerability · Published Jan 20, 2022 · Assigned by mitre

CVE-2021-46339

Medium 5.5

In plain English

A medium-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 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS NVD)5.5Medium

Exploit odds (30 days)0.6%top 50.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

There is an Assertion 'lit_is_valid_cesu8_string (string_p, string_size)' failed at /base/ecma-helpers-string.c(ecma_new_ecma_string_from_utf8) in JerryScript 3.0.0.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Ubuntu:22.04:LTS	iotjs	no fix listed	UBUNTU-CVE-2021-46339

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/jerryscript-project/jerryscript/issues/4935 x_refsource_MISC