CVE-2017-8911

An integer underflow has been identified in the unicode_to_utf8() function in tnef 1.4.14. This might lead to invalid write operations, controlled by an attacker.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.debian.org/security/2017/dsa-3869
https://github.com/verdammelt/tnef/issues/23	Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201708-02
http://www.debian.org/security/2017/dsa-3869
https://github.com/verdammelt/tnef/issues/23	Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201708-02

Configurations

Configuration 1 (hide)

cpe:2.3:a:tnef_project:tnef:1.4.14:*:*:*:*:*:*:*

History

21 Nov 2024, 03:34

Type	Values Removed	Values Added
References	~~() http://www.debian.org/security/2017/dsa-3869 -~~	() http://www.debian.org/security/2017/dsa-3869 -
References	~~() https://github.com/verdammelt/tnef/issues/23 - Issue Tracking, Patch, Third Party Advisory~~	() https://github.com/verdammelt/tnef/issues/23 - Issue Tracking, Patch, Third Party Advisory
References	~~() https://security.gentoo.org/glsa/201708-02 -~~	() https://security.gentoo.org/glsa/201708-02 -

Information

Published : 2017-05-12 07:29

Updated : 2024-11-21 03:34

NVD link : CVE-2017-8911

Mitre link : CVE-2017-8911

CVE.ORG link : CVE-2017-8911

JSON object : View

Products Affected

tnef_project

tnef

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

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