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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-2026-114598

What this means

This is rated high severity (8.7 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 insufficient validation of element or length values in a network message can cause the application to read beyond the bounds of an allocated buffer. This may lead to denial of service and could expose adjacent memory contents.

Scoring and exploitation

8.7/ 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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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
IntegrityNoneVI:N
AvailabilityHighVA:H
~0.3% estimated chance of attack in 30 daysModel estimate (): a probability signal, not confirmed exploitation
Exploited in the wild
Not confirmed in the
Not reported

Weaknesses

CWE-843

References

1 link from the CVE record, grouped by site.