CVE-2018-9145 — MEDIUM (6.5)

Vulnerability Description

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 Score

6.5

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Exiv2	Exiv2	0.26

Related Weaknesses (CWE)

CWE-20

References

https://bugzilla.novell.com/show_bug.cgi?id=1087879Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1564281Issue TrackingThird Party Advisory
https://github.com/xiaoqx/pocs/tree/master/exiv2ExploitThird Party Advisory
https://security.gentoo.org/glsa/201811-14Third Party Advisory
https://bugzilla.novell.com/show_bug.cgi?id=1087879Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1564281Issue TrackingThird Party Advisory
https://github.com/xiaoqx/pocs/tree/master/exiv2ExploitThird Party Advisory
https://security.gentoo.org/glsa/201811-14Third Party Advisory

FAQ

What is CVE-2018-9145?

CVE-2018-9145 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 allo...

How severe is CVE-2018-9145?

CVE-2018-9145 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-9145?

Check the references section above for vendor advisories and patch information. Affected products include: Exiv2 Exiv2.