CVE-2020-18774

MEDIUMNVD 6.56.5—

6.5

A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 27.6%
KEV: Not listed

Published

August 23, 2021

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/Exiv2/exiv2/issues/759
cve@mitrehttps://security.gentoo.org/glsa/202312-06
af854a3a-2127-422b-91ae-364da2661108https://github.com/Exiv2/exiv2/issues/759
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202312-06

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-369Divide By Zero

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 11:39 UTCEG score recompute
2026-05-26 11:39 UTCGHSA enrichment
2026-05-26 10:46 UTCOSV refresh
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:48 UTCepss_batch

Frequently asked(5)

What is CVE-2020-18774?

CVE-2020-18774 is a medium vulnerability published on August 23, 2021. A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.

When was CVE-2020-18774 disclosed?

CVE-2020-18774 was first published in the National Vulnerability Database on August 23, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-18774 actively exploited?

CVE-2020-18774 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-18774?

CVE-2020-18774 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2020-18774?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-18774, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2020-18774

📅 Published

🔄 Last Modified

🔗 References (4)