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In EPICS Base release 7.0.10 and prior, an integer overflow in network request processing can cause memory to be allocated with an incorrect size

CVE-2026-114596

What this means

This is rated high severity (8.8 out of 10). There is no confirmed exploitation of it yet. Ask IT whether the affected products are in your estate.

Full vendor description

In EPICS Base release 7.0.10 and prior, an improper validation of message length values during protocol parsing can trigger an integer overflow, resulting in an out-of-bounds memory write. Successful exploitation can cause process instability or denial of service.

Scoring and exploitation

8.8/ 10
CVSS 4.0 base scoreHigh

Exploitable over the network without any account, and no one has to click or open anything. High impact on availability; low on integrity.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploitability

Longer bar: easier to attack

Attack vectorNetworkAV:N
Attack complexityLowAC:L
Attack requirementsNoneAT:N
Privileges requiredNonePR:N
User interactionNoneUI:N

Impact

Longer bar: more harm

ConfidentialityNoneVC:N
IntegrityLowVI:L
AvailabilityHighVA:H
Not reported
Exploited in the wild
Not confirmed in the
Not reported

Weaknesses

CWE-190

References

1 link from the CVE record, grouped by site.