Vulnerability identifier: #VU75516
Vulnerability risk: Low
CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libpng
Universal components / Libraries /
Libraries used by multiple products
Vendor: libpng
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within pngimage.c. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.
Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versions
libpng: 1.6.0 - 1.6.39
External links
http://bugzilla.redhat.com/show_bug.cgi?id=2043393
http://access.redhat.com/security/cve/CVE-2021-4214
http://security-tracker.debian.org/tracker/CVE-2021-4214
http://github.com/glennrp/libpng/issues/302
http://security.netapp.com/advisory/ntap-20221020-0001/
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.