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Fencer Vulns
medium 6.5

CVE-2018-19542 json

An issue was discovered in JasPer 2.0.14.

published 2018-11-26 7 y ago modified 2026-10-15 24 d ago also EUVD-2018-11231

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

An issue was discovered in JasPer 2.0.14. There is a NULL pointer dereference in the function jp2_decode in libjasper/jp2/jp2_dec.c, leading to a denial of service.

Patch / fix

  • jasper Ubuntu 16.04 LTS 1.900.1-debian1-2.4ubuntu1.3

ubuntu advisories UBUNTU-CVE-2018-19542

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • jasper SLES for SAP 12 SP4, SLES 12 SP4, SLED 12 SP4 +1 more 1.900.14-195.15.1
  • jasper SLE Module for Desktop Applications 15, SLE Module for Basesystem 15 2.0.14-3.3.2

suse advisories SUSE-SU-2019:2513-1SUSE-SU-2019:1018-1

  • jasper openSUSE Tumbleweed 2.0.33-1.2
  • jasper openSUSE Leap 15.0 2.0.14-lp150.2.3.1

opensuse advisories openSUSE-SU-2024:10869-1openSUSE-SU-2019:1315-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-19542 updated cvss 3.3

jasper: invalid access in jp2_decode in libjasper/jp2/jp2_dec.c

  • Red Hat Enterprise Linux 6 jasper, jasper-libs, jasper-utils
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 jasper, jasper-libs, jasper-utils Red Hat Enterprise Linux 8 jasper, jasper-libs, mingw-jasper, mingw32-jasper, mingw64-jasper
    affected: no fix available “Fix deferred”
  • Red Hat Enterprise Linux 5 netpbm
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
24 d ago

Exploit prediction

1.96% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/mdadams/jasper/issues/182 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.