Base Score

MEDIUM5.5

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.

VectorLOCAL

Published Bycve@mitre.org

Published DateOct 24, 2022, 14:15

Affected Versions(1)

github.com/free5gc/free5gc(Go)

Introduced0

FixedN/A

LimitN/A

Package (Ecosystem)	Introduced	Fixed	Limit
github.com/free5gc/free5gc(Go)	0	N/A	N/A

Weakness Type (CWE):NVD-CWE-noinfo

CVSS Metrics

Base Score

5.5

Vector String

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

REQUIRED

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH

References

Base Score

MEDIUM5.5

Weakness Type (CWE):NVD-CWE-noinfo

CVSS Metrics

Base Score

5.5

Vector String

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

REQUIRED

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH