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Fencer Intel
medium 5.5

CVE-2018-7728 json

An issue was discovered in Exempi through 2.4.4.

published 2018-03-06 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19443

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FileHandlers/TIFF_Handler.cpp mishandles a case of a zero length, leading to a heap-based buffer over-read in the MD5Update() function in third-party/zuid/interfaces/MD5.cpp.

Patch / fix

  • exempi Debian 14, Debian 13, Debian 12 2.4.5-1

debian advisories DEBIAN-CVE-2018-7728

  • exempi Ubuntu 14.04 LTS 2.2.1-1ubuntu1.1
  • exempi Ubuntu 16.04 LTS 2.2.2-2ubuntu0.1

ubuntu advisories UBUNTU-CVE-2018-7728

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

  • exempi SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 2.2.1-5.7.1

suse advisories SUSE-SU-2018:3389-1

  • exempi openSUSE Tumbleweed 2.5.2-1.3

opensuse advisories openSUSE-SU-2024:10745-1

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-2018-7728 updated cvss 3.3

exempi: Heap-based buffer overflow in third-party/zuid/interfaces/MD5.cpp:MD5Update() allows for denial of service via crafted TIFF image

  • Red Hat Enterprise Linux 6 exempi Red Hat Enterprise Linux 7 exempi Red Hat Enterprise Linux 8 exempi
    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

Exploit prediction

1.32% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.freedesktop.org https://bugs.freedesktop.org/show_bug.cgi?id=105205 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/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 Intel 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.