CVE-2021-4214

EPSS 0.5%CWE-120

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

24 Aug 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A heap overflow flaw was found in libpngs' pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service.

Affected products

n/a · libpng

References

https://access.redhat.com/security/cve/CVE-2021-4214 https://bugzilla.redhat.com/show_bug.cgi?id=2043393 https://github.com/glennrp/libpng/issues/302 https://security.netapp.com/advisory/ntap-20221020-0001/https://security-tracker.debian.org/tracker/CVE-2021-4214