Information disclosure in libvips



Published: 2020-12-01
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-20739
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		libvips
Universal components / Libraries / Libraries used by multiple products

Vendor libvips

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU48732

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-20739

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in "im_vips2dz" in "/libvips/libvips/deprecated/im_vips2dz.c". A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

libvips: 8.1 - 8.8.1

External links

http://github.com/libvips/libvips/commit/2ab5aa7bf515135c2b02d42e9a72e4c98e17031a
http://github.com/libvips/libvips/issues/1419
http://lists.debian.org/debian-lts-announce/2020/11/msg00049.html


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.



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