CVE & CISA-KEV Catalog

CVE-2018-9838

CRITICALEPSS 90th pctl
9.8
CVSS v3
NVD

Description

The caml_ba_deserialize function in byterun/bigarray.c in the standard library in OCaml 4.06.0 has an integer overflow which, in situations where marshalled data is accepted from an untrusted source, allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted object.

CWE-190Integer Overflow

How to fix

Remediation Available
ocamlDebian
Fixed in:4.05.0-11CVE-2018-9838
Fixed in:4.05.0-11CVE-2018-9838
Fixed in:4.05.0-11CVE-2018-9838
Fixed in:4.05.0-11CVE-2018-9838
ocamlUbuntu
Fixed in:4.01.0-3ubuntu3.1+esm1USN-4778-1
Fixed in:4.02.3-5ubuntu2+esm1USN-4778-1
Fixed in:4.05.0-10ubuntu1+esm1USN-4778-1
ocaml-baseUbuntu
Fixed in:4.01.0-3ubuntu3.1+esm1USN-4778-1
Fixed in:4.02.3-5ubuntu2+esm1USN-4778-1
Fixed in:4.05.0-10ubuntu1+esm1USN-4778-1
ocaml-base-noxUbuntu
Fixed in:4.01.0-3ubuntu3.1+esm1USN-4778-1
Fixed in:4.02.3-5ubuntu2+esm1USN-4778-1
Fixed in:4.05.0-10ubuntu1+esm1USN-4778-1
ocaml-modeUbuntu
Fixed in:4.01.0-3ubuntu3.1+esm1USN-4778-1
Fixed in:4.02.3-5ubuntu2+esm1USN-4778-1
Fixed in:4.05.0-10ubuntu1+esm1USN-4778-1
ocaml-noxUbuntu
Fixed in:4.01.0-3ubuntu3.1+esm1USN-4778-1
Fixed in:4.02.3-5ubuntu2+esm1USN-4778-1
Fixed in:4.05.0-10ubuntu1+esm1USN-4778-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

4.22%probability of exploitation in 30 days
90thpercentile

Elevated risk: more likely to be exploited than 90% of all known CVEs.

References

Vendor Advisory1
Other references1

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-16040Medium6.5100%-Fix
CVE-2019-11477High7.599%-Fix
CVE-2023-44443High7.894%-Fix
CVE-2014-0569High9.390%--
CVE-2017-3599High7.590%-Fix
CVE-2023-21716Critical9.882%-Fix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.