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

Published: 2019-07-29

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-13615
CWE-ID	CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	libebml (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) Out-of-bounds read

EUVDB-ID: #VU19986

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-13615

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer over-read in EbmlElement::FindNextElement. A remote attacker can perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libebml (Alpine package): 1.3.5-r0

CPE2.3

cpe:2.3:a:alpine:libebml_alpine_package:1.3.5-r0:*:*:*:*:alpine_linux:*:3.6

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.