CVE-2022-43677

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
VendorProductVersion
free5gcfree5gc
3.2.1
𝑥
= Vulnerable software versions
References
https://github.com/free5gc/free5gc/issues/402
https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html
https://github.com/free5gc/free5gc/issues/402
https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html