Vulnerability identifier: #VU7403
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
LibTIFF
Universal components / Libraries /
Libraries used by multiple products
Vendor: LibTIFF
Description
The vulnerability allows a remote attacker to cause DoS condition.
The weakness exits due to invalid read in the _TIFFVGetField function in tif_dir.c. A remote attacker can send specially crafted TIFF file and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Mitigation
Update to version 4.0.8-3.
Vulnerable software versions
LibTIFF: 4.0.7
External links
http://bugzilla.maptools.org/show_bug.cgi?id=2693
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. However, proof of concept for this vulnerability is available.