Out-of-bounds read in imagemagick (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-15139
CWE-ID CWE-125
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
imagemagick (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU21061

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2019-15139

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause a denial of service (DoS) condition on the target system.

The vulnerability exists in "ReadXWDImage" in the "coders/xwd.c" file due to a boundary condition when reading on XWD files. A remote attacker can create a specially crafted XWD image file, trick the victim into opening it, trigger out-of-bounds read error and crash the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

imagemagick (Alpine package): 7.0.8.64-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=209132f82cd396cf5db8b9922af19ac2993d5fd7


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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