CVE & CISA-KEV Catalog

CVE-2018-20847

HIGHEPSS 80th pctl
8.8
CVSS v3
NVD

Description

An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.

CWE-190Integer Overflow

How to fix

Remediation Available
openjpeg2Debian
Fixed in:2.3.1-1CVE-2018-20847
Fixed in:2.3.1-1CVE-2018-20847
Fixed in:2.3.1-1CVE-2018-20847
Fixed in:2.3.1-1CVE-2018-20847
libopenjp2-7Ubuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjp2-toolsUbuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjp3d-toolsUbuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjp3d7Ubuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjpip-dec-serverUbuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjpip-serverUbuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjpip-viewerUbuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
libopenjpip7Ubuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1
openjpeg2Ubuntu
Fixed in:2.1.2-1.1+deb9u5build0.16.04.1USN-4497-1

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 InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

2.17%probability of exploitation in 30 days
80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

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.