CVE-2021-39176 : detect-character-encoding is a package for detecting character encoding using IC

detect-character-encoding is a package for detecting character encoding using ICU. In detect-character-encoding v0.3.0 and earlier, allocated memory is not released. The problem has been patched in detect-character-encoding v0.3.1.

Published 2021-08-31 18:15:08

Updated 2021-09-08 17:30:40

Source GitHub, Inc.

View at NVD, CVE.org

Products affected by CVE-2021-39176

Detect-character-encoding Project » Detect-character-encoding » For Node.js
Versions before (<) 0.3.1
cpe:2.3:a:detect-character-encoding_project:detect-character-encoding:*:*:*:*:*:node.js:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-39176

EPSS FAQ

0.31%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 70 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-39176

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
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	GitHub, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2021-39176

CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

Assigned by: security-advisories@github.com (Primary)

References for CVE-2021-39176

https://github.com/sonicdoe/detect-character-encoding/commit/d44356927b92e3b13e178071bf6d7c671766f588

Fix memory leak by properly closing `charsetDetector` · sonicdoe/detect-character-encoding@d443569 · GitHub
Patch;Third Party Advisory
https://github.com/sonicdoe/detect-character-encoding/security/advisories/GHSA-5rwj-j5m3-3chj

Missing Release of Memory after Effective Lifetime in detect-character-encoding · Advisory · sonicdoe/detect-character-encoding · GitHub
Exploit;Patch;Third Party Advisory
https://github.com/sonicdoe/detect-character-encoding/pull/6

Fix memory leak by properly closing charsetDetector by mhertsch · Pull Request #6 · sonicdoe/detect-character-encoding · GitHub
Issue Tracking;Patch;Third Party Advisory
https://github.com/sonicdoe/detect-character-encoding/releases/tag/v0.3.1

Release v0.3.1 · sonicdoe/detect-character-encoding · GitHub
Third Party Advisory

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Vulnerability Details : CVE-2021-39176

Products affected by CVE-2021-39176

Exploit prediction scoring system (EPSS) score for CVE-2021-39176

CVSS scores for CVE-2021-39176

CWE ids for CVE-2021-39176

References for CVE-2021-39176