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CVE-2018-7730

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is...

5.5 MediumFix available

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.40%Down 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
CVE-2018-7730
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-125
Updated
2026-11-02
CVE List No score

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
CVE-2018-7730
Updated
2026-11-02
EUVDEUVD-2018-19445 No score

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
EUVD-2018-19445
Updated
2026-11-03
GitHub AdvisoriesGHSA-f3hh-8x95-hp3m 5.5

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is...

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
GHSA-f3hh-8x95-hp3m
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-125
Updated
2026-11-02
OSV 5.5

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
CVE-2018-7730
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2018-7730 5.5

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
DEBIAN-CVE-2018-7730
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 7 moreShow less
OSVRHSA-2019:2048 3.3

Red Hat Security Advisory: exempi security update

Record
RHSA-2019:2048
CVSS 3.0
3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSVUBUNTU-CVE-2018-7730 5.5

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Record
UBUNTU-CVE-2018-7730
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVMGASA-2018-0183 No score

Updated exempi package fixes security vulnerabilities

CVE-2018-7728: Specially crafted TIFF images could have been used to cause a denial of service via a heap-based buffer overflow. CVE-2018-7730: Specially crafted Excel files could have been used cause a denial of service via a heap-based buffer overflow.

Record
MGASA-2018-0183
Updated
2026-11-02
OSVopenSUSE-SU-2024:10745-1 No score

exempi-tools-2.5.2-1.3 on GA media

These are all security issues fixed in the exempi-tools-2.5.2-1.3 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10745-1
Updated
2026-11-02
OSVSUSE-SU-2018:2067-1 No score

Security update for exempi

This update for exempi fixes the following issues:

Security issue fixed:

  • CVE-2018-7730: Fix heap-based buffer overflow in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp (bsc#1085295).
  • CVE-2017-18234: Fix use-after-free issue that allows remote attackers to cause a denial of service via a .pdf file (bsc#1085585).
Record
SUSE-SU-2018:2067-1
Updated
2026-11-02
OSVSUSE-SU-2018:3389-1 No score

Security update for exempi

This update for exempi fixes the following security issues:

  • CVE-2017-18233: Prevent integer overflow in the Chunk class that allowed remote attackers to cause a denial of service (infinite loop) via crafted XMP data in a .avi file (bsc#1085584).
  • CVE-2017-18238: The TradQT_Manager::ParseCachedBoxes function allowed remote attackers to cause a denial of service (infinite loop) via crafted XMP data in a .qt file (bsc#1085583).
  • CVE-2018-7728: Fixed heap-based buffer overflow, which allowed denial of service via crafted TIFF image (bsc#1085297).
  • CVE-2018-7730: Fixed heap-based buffer overflow in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp (bsc#1085295).
  • CVE-2017-18236: The ASF_Support::ReadHeaderObject function allowed remote attackers to cause a denial of service (infinite loop) via a crafted .asf file (bsc#1085589).
  • CVE-2017-18234: Prevent use-after-free that allowed remote attackers to cause a denial of service or possibly have unspecified other impact via a .pdf file containing JPEG data (bsc#1085585).
Record
SUSE-SU-2018:3389-1
Updated
2026-11-02
OSVUSN-3668-1 No score

exempi vulnerabilities

It was discovered that Exempi incorrectly handled certain media files. If a user or automated system were tricked into opening a specially crafted file, a remote attacker could cause Exempi to hang or crash, resulting in a denial of service, or possibly execute arbitrary code.

Record
USN-3668-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
exempi
Debian:12
 before 2.4.5-1
2.4.5-1
exempi
Debian:13
 before 2.4.5-1
2.4.5-1
exempi
Debian:14
 before 2.4.5-1
2.4.5-1
exempi
Debian:7
From an advisory covering 6 CVEs
 before 2.2.0-1+deb7u1, plus listed versions
2.2.0-1
2.2.0-1+deb7u1
exempi
Mageia:6
From an advisory covering 2 CVEs
 before 2.2.2-16.1.mga6
2.2.2-16.1.mga6
exempi
Red Hat:enterprise_linux:7::client
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-debuginfo
Red Hat:enterprise_linux:7::client
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-devel
Red Hat:enterprise_linux:7::client
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi
Red Hat:enterprise_linux:7::computenode
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-debuginfo
Red Hat:enterprise_linux:7::computenode
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
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Affected packages
PackageAffectedFixed
exempi-devel
Red Hat:enterprise_linux:7::computenode
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi
Red Hat:enterprise_linux:7::server
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-debuginfo
Red Hat:enterprise_linux:7::server
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-devel
Red Hat:enterprise_linux:7::server
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi
Red Hat:enterprise_linux:7::workstation
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-debuginfo
Red Hat:enterprise_linux:7::workstation
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi-devel
Red Hat:enterprise_linux:7::workstation
From an advisory covering 5 CVEs
 before 0:2.2.0-9.el7
0:2.2.0-9.el7
exempi
SUSE:Linux Enterprise Software Development Kit 11 SP4
From an advisory covering 2 CVEs
 before 2.0.2-4.5.1
2.0.2-4.5.1
exempi
SUSE:Linux Enterprise Server 11 SP4
From an advisory covering 2 CVEs
 before 2.0.2-4.5.1
2.0.2-4.5.1
exempi
SUSE:Linux Enterprise Server for SAP Applications 11 SP4
From an advisory covering 2 CVEs
 before 2.0.2-4.5.1
2.0.2-4.5.1
exempi
SUSE:Linux Enterprise Desktop 12 SP3
From an advisory covering 6 CVEs
 before 2.2.1-5.7.1
2.2.1-5.7.1
exempi
SUSE:Linux Enterprise Software Development Kit 12 SP3
From an advisory covering 6 CVEs
 before 2.2.1-5.7.1
2.2.1-5.7.1
exempi
SUSE:Linux Enterprise Server 12 SP3
From an advisory covering 6 CVEs
 before 2.2.1-5.7.1
2.2.1-5.7.1
exempi
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
From an advisory covering 6 CVEs
 before 2.2.1-5.7.1
2.2.1-5.7.1
exempi
Ubuntu:14.04:LTS
 before 2.2.1-1ubuntu1.1, plus listed versions
2.2.1-1ubuntu1
2.2.1-1ubuntu1.1
exempi
Ubuntu:16.04:LTS
 before 2.2.2-2ubuntu0.1, plus listed versions
2.2.2-2
2.2.2-2ubuntu0.1
exempi
Ubuntu:14.04:LTS
From an advisory covering 8 CVEs
 before 2.2.1-1ubuntu1.1, plus listed versions
2.2.1-1ubuntu1
2.2.1-1ubuntu1.1
exempi
Ubuntu:16.04:LTS
From an advisory covering 8 CVEs
 before 2.2.2-2ubuntu0.1, plus listed versions
2.2.2-2
2.2.2-2ubuntu0.1
exempi
openSUSE:Tumbleweed
From an advisory covering 5 CVEs
 before 2.5.2-1.3
2.5.2-1.3

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-7730 is a medium vulnerability (CVSS 5.5) in Exempi Project Exempi, published March 6, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.40%, the 72nd percentile. Fixed in exempi 2.4.5-1.

References

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