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osvGoogleOSV:GO-2022-1083
HistoryNov 02, 2022 - 9:52 p.m.

Panic on malformed messages in github.com/free5gc/aper

2022-11-0221:52:22
Google
osv.dev
10
malformed message
crash
free5gc/amf
free5gc/ngap
decoders
index-out-of-range
panic
aper.getbitstring
software

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

23.8%

A malformed message can crash the free5gc/amf and free5gc/ngap decoders via an index-out-of-range panic in aper.GetBitString.

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

23.8%

Related for OSV:GO-2022-1083