Multiple vulnerabilities in libexif



Published: 2020-06-17
Risk High
Patch available NO
Number of vulnerabilities 2
CVE-ID CVE-2020-0182
CVE-2020-0198
CWE-ID CWE-125
CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
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libexif
Universal components / Libraries / Libraries used by multiple products

Vendor libexif.sourceforge.net

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU29111

Risk: Medium

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-0182

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

Exploit availability: No

Description

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

The vulnerability exists due to a missing bounds check when processing files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

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

Vulnerable software versions

libexif: 0.5, 0.5.7, 0.5.9, 0.5.12, 0.6.9, 0.6.11, 0.6.12, 0.6.13, 0.6.14, 0.6.15, 0.6.16, 0.6.17, 0.6.18, 0.6.19, 0.6.20, 0.6.21, 0.6.22

CPE2.3 External links

http://lists.debian.org/debian-lts-announce/2020/06/msg00020.html
http://source.android.com/security/bulletin/pixel/2020-06-01

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.

2) Integer overflow

EUVDB-ID: #VU29112

Risk: High

CVSSv3.1: 7.3 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-0198

CWE-ID: CWE-190 - Integer Overflow or Wraparound

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within the exif_data_load_data_content() in exif-data.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

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

Vulnerable software versions

libexif: 0.5, 0.5.7, 0.5.9, 0.5.12, 0.6.9, 0.6.11, 0.6.12, 0.6.13, 0.6.14, 0.6.15, 0.6.16, 0.6.17, 0.6.18, 0.6.19, 0.6.20, 0.6.21, 0.6.22

CPE2.3 External links

http://lists.debian.org/debian-lts-announce/2020/06/msg00020.html
http://source.android.com/security/bulletin/pixel/2020-06-01

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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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