CVE-2018-7173

5.5 mediumEPSS 0.8%

Medium (5.5) in xpdfreader xpdf. EPSS 0.8% chance of exploitation in the next 30 days.

A large loop in JBIG2Stream::readSymbolDictSeg in xpdf 4.00 allows an attacker to cause denial of service via a specific file due to inappropriate decoding.

Severity

CVSS 3.0

5.5 medium

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-172
Published: 2018-02-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

xpdfreader:xpdf

References

https://forum.xpdfreader.com/viewtopic.php?f=3&t=607
https://forum.xpdfreader.com/viewtopic.php?f=3&t=607

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