CVE-2019-12806

CVSS V2 Medium 6.8 CVSS V3 High 8.8

Description

UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.

Overview

CVE ID
CVE-2019-12806

Assigner
vuln@krcert.or.kr

Vulnerability Status
Analyzed

Published Version
2019-08-13T20:15:11

Last Modified Date
2020-10-06T14:14:49

Weakness Enumerations

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

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
		AND
cpe:2.3:a:crosscert:unisign::::::::	1	OR	2.0.4.0
cpe:2.3:o:microsoft:windows:-:::::::*	0	OR

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6.8

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.8

Base Severity
HIGH

Exploitability Score
2.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35111	Third Party Advisory VDB Entry

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-12806
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12806

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:10:15				Added to TrackCVE
2022-12-04 01:01:53	2019-08-13T20:15Z	2019-08-13T20:15:11	CVE Published Date	updated
2022-12-04 01:01:53		2020-10-06T14:14:49	CVE Modified Date	updated
2022-12-04 01:01:53		Analyzed	Vulnerability Status	updated