Memory corruption in wavpack (Alpine package)

Published: 2018-03-06

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2018-7254
CWE-ID	CWE-119
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software	wavpack (Alpine package) Operating systems & Components / Operating system package or component
Vendor	Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory corruption

EUVDB-ID: #VU10822

Risk: Low

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-7254

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in the cli/caff.c source codein the ParseCaffHeaderConfig function due to boundary error. A remote attacker can submit a specially crafted CAF file, trigger a buffer overflow or incorrect memory allocation and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

wavpack (Alpine package): 5.1.0-r0

CPE2.3

cpe:2.3:o:alpine:wavpack_alpine_package:5.1.0-r0:*:*:*:*:alpine_linux:*:3.3

External links

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.