VulnerabilityModified
CVE-2021-4214
A heap overflow flaw was found in libpngs' pngimage.c program.
MEDIUM 5.5EPSS 0.52%
Does this matter?
Lower severity and a low EPSS score (0.52%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 0.52% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120, CWE-787
- Affected
- libpng/libpng · debian/debian linux · netapp/ontap select deploy administration utility
- Source
- secalert@redhat.com
References
- https://access.redhat.com/security/cve/CVE-2021-4214Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393Exploit, Issue Tracking, Third Party Advisory
- https://github.com/glennrp/libpng/issues/302Exploit, Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-4214Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221020-0001/Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-4214Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393Exploit, Issue Tracking, Third Party Advisory
- https://github.com/glennrp/libpng/issues/302Exploit, Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-4214Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221020-0001/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.