What’s Vulnerable › Vulnerabilities

CVE-2018-17581

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-09-28 · updated 2026-06-17
• Weakness: CWE-400

Description

CiffDirectory::readDirectory() at crwimage_int.cpp in Exiv2 0.26 has excessive stack consumption due to a recursive function, leading to Denial of service.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04, 18.10
• Debian Linux: 8.0, 10.0
• exiv2: 0.26, 0.27
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Workstation: 7.0

References

• https://access.redhat.com/errata/RHSA-2019:2101
• https://github.com/Exiv2/exiv2/issues/460
• https://github.com/SegfaultMasters/covering360/blob/master/Exiv2
• https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html
• https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
• https://usn.ubuntu.com/3852-1/
• https://access.redhat.com/errata/RHSA-2019:2101
• https://github.com/Exiv2/exiv2/issues/460
• https://github.com/SegfaultMasters/covering360/blob/master/Exiv2
• https://lists.debian.org/debian-lts-announce/2019/02/msg00038.html
• https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
• https://usn.ubuntu.com/3852-1/

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