CVE-2018-9145

In the DataBuf class in include/exiv2/types.hpp in Exiv2 0.26, an issue exists in the constructor with an initial buffer size. A large size value may lead to a SIGABRT during an attempt at memory allocation. NOTE: some third parties have been unable to reproduce the SIGABRT when using the 4-DataBuf-abort-1 PoC file.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

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

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.novell.com/show_bug.cgi?id=1087879	Issue Tracking Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1564281	Issue Tracking Third Party Advisory
https://github.com/xiaoqx/pocs/tree/master/exiv2	Exploit Third Party Advisory
https://security.gentoo.org/glsa/201811-14	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-03-30 08:29

Updated : 2024-02-04 19:46

NVD link : CVE-2018-9145

Mitre link : CVE-2018-9145

CVE.ORG link : CVE-2018-9145

JSON object : View

Products Affected

exiv2

exiv2

CWE

CWE-20

Improper Input Validation

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