Multiple vulnerabilities in ImageWorsener

Published: 2017-04-10 | Updated: 2020-08-08

Risk	Medium
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2017-7623 CVE-2017-7624
CWE-ID	CWE-125 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	ImageWorsener Universal components / Libraries / Libraries used by multiple products
Vendor	Jason Summer

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU39215

Risk: Medium

CVSSv3.1: 5.1 [AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2017-7623

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 a boundary error in The iwmiffr_convert_row32 function in imagew-miff.c in libimageworsener.a in ImageWorsener 1.3.0. A remote attacker can perform a denial of service (heap-based buffer over-read) via a crafted file.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

ImageWorsener: 1.3.0

External links

http://www.securityfocus.com/bid/97577
http://github.com/jsummers/imageworsener/issues/12

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU39216

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7624

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The iw_read_bmp_file function in imagew-bmp.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to consume an amount of available memory via a crafted file.