CVE-2026-108102GHSA-37c3-hv4f-688p
Open5GS through 2.8.0 Heap Out-of-Bounds Read via PFCP Volume Measurement IE
open5gs open5gs
CVSS
6.9MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.39%Chance of exploitation activity in the next 30 days, higher than 31% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
Open5GS through 2.8.0 contains a heap out-of-bounds read vulnerability in ogs_pfcp_parse_volume_measurement() in lib/pfcp/types.c that allows remote unauthenticated attackers to read past IE buffers. Attackers can send a PFCP Session Report Request to the SMF on UDP port 8805 with a short, all-flags Volume Measurement IE, reading up to 48 bytes and potentially crashing the SMF.
Text from CVE List
Affected versions 1
- open5gsaffected: all versions through 2.8.0CVE List
References 5
- github.com/open5gs/open5gs/commit/88e64fc1f87e0d321364b3bb710ef6a8f274e568Fixvia CVE List
- github.com/open5gs/open5gs/security/advisories/GHSA-37c3-hv4f-688pAdvisoryvia CVE List
- vulncheck.com/advisories/open5gs-through-2.8.0-heap-out-of-bounds-read-via-pfcp-volume-measurement-ieAdvisoryvia CVE List
- github.com/open5gs/open5gsReferencevia CVE List
- github.com/open5gs/open5gs/blob/v2.8.0/lib/pfcp/types.c#L581-L635Referencevia CVE List