Vulnerability · Published Oct 24, 2022 · Assigned by mitre
CVE-2022-43677
Medium 5.5
In plain English
A medium-severity security flaw in the github.com/free5gc/aper package (Go). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 55% of all known vulnerabilities).
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.8%top 44.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/free5gc/aper | no fix listed | GO-2022-1083 |
| Go | github.com/free5gc/free5gc | no fix listed | GHSA-59hj-62f5-fgmc |