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archlinuxArchLinuxASA-202101-23
HistoryJan 12, 2021 - 12:00 a.m.

[ASA-202101-23] wavpack: arbitrary code execution

2021-01-1200:00:00
security.archlinux.org
98

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

44.7%

Arch Linux Security Advisory ASA-202101-23

Severity: Medium
Date : 2021-01-12
CVE-ID : CVE-2020-35738
Package : wavpack
Type : arbitrary code execution
Remote : No
Link : https://security.archlinux.org/AVG-1387

Summary

The package wavpack before version 5.3.0-2 is vulnerable to arbitrary
code execution.

Resolution

Upgrade to 5.3.0-2.

pacman -Syu “wavpack>=5.3.0-2”

The problem has been fixed upstream but no release is available yet.

Workaround

None.

Description

WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in
pack_utils.c because of an integer overflow in a malloc argument.

Impact

A local user might execute arbitrary code through a crafted file.

References

https://bugs.archlinux.org/task/69234
https://github.com/dbry/WavPack/issues/91
https://github.com/dbry/WavPack/files/5745022/crash.wav.tar.gz
https://github.com/dbry/WavPack/commit/63f3ec70129843dd64e11aa4c21c4a1cf00c9f1c
https://github.com/dbry/WavPack/commit/89df160596132e3bd666322e1c20b2ebd4b92cd0
https://security.archlinux.org/CVE-2020-35738

OSVersionArchitecturePackageVersionFilename
ArchLinuxanyanywavpack< 5.3.0-2UNKNOWN

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

44.7%