CVE-2011-4516

Jasper vulnerability

CVSS

6.8

EPSS

10.6%

EPSS pct

95th

Exploited

No known

Heap-based buffer overflow in the jpc_cox_getcompparms function in libjasper/jpc/jpc_cs.c in JasPer 1.900.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted numrlvls value in a coding style default (COD) marker segment in a JPEG2000 file.

Affected vendor

Jasper Project

Affected product

Jasper

CVSS vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Weakness type (CWE)

CWE-787 — Out-of-bounds Write

Published

2011-12-15

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 10.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2011-4516

Confirm whether Jasper Project Jasper is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-4516.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-4516

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-4516 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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