CVE-2019-20016

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5

Description

libmysofa before 2019-11-24 does not properly restrict recursive function calls, as demonstrated by reports of stack consumption in readOHDRHeaderMessageDatatype in dataobject.c and directblockRead in fractalhead.c. NOTE: a download of v0.9 after 2019-12-06 should fully remediate this issue.

Overview

CVE ID
CVE-2019-20016

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2019-12-27T02:15:10

Last Modified Date
2020-01-08T21:22:52

Weakness Enumerations

CWE	URL
CWE-787	http://cwe.mitre.org/data/definitions/787.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:symonics:libmysofa::::::::	1	OR		0.9

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
6.5

Base Severity
MEDIUM

Exploitability Score
2.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/hoene/libmysofa/issues/84	Exploit Third Party Advisory
https://github.com/hoene/libmysofa/issues/83	Exploit Third Party Advisory
https://github.com/hoene/libmysofa/commit/2e6fac6ab6156dae8e8c6f417741388084b70d6f	Patch Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-20016
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20016

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:54:16				Added to TrackCVE
2022-12-04 08:40:06	2019-12-27T02:15Z	2019-12-27T02:15:10	CVE Published Date	updated
2022-12-04 08:40:06		2020-01-08T21:22:52	CVE Modified Date	updated
2022-12-04 08:40:06		Analyzed	Vulnerability Status	updated