VulnerabilityModified
CVE-2021-44108
A null pointer dereference in src/amf/namf-handler.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request to amf.
HIGH 7.5EPSS 1.49%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A null pointer dereference in src/amf/namf-handler.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request to amf.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.49% probability · 73th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- open5gs/open5gs
- Source
- cve@mitre.org
References
- https://github.com/open5gs/open5gs/commit/d919b2744cd05abae043490f0a3dd1946c1ccb8cPatch, Third Party Advisory
- https://github.com/open5gs/open5gs/issues/1247Exploit, Issue Tracking, Third Party Advisory
- https://github.com/open5gs/open5gs/commit/d919b2744cd05abae043490f0a3dd1946c1ccb8cPatch, Third Party Advisory
- https://github.com/open5gs/open5gs/issues/1247Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.