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CVE-2018-7186

UnknownEPSS 3.47%

Last modified

CVE-2018-7186 is a vulnerability of currently unknown severity. Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions.. EPSS estimates a 3.47% chance of exploitation in the next 30 days.

Description

Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions.

Metrics

EPSS Probability
3.47%

87.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LeptonicaLeptonica< 1.75.3
DebianDebian Linux7.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-7186?
Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact via a long string, as demonstrated by the gplotRead and ptaReadStream functions.
How severe is CVE-2018-7186?
Severity scoring for CVE-2018-7186 is pending analysis. The EPSS model estimates a 3.47% probability of exploitation in the next 30 days.
How do I fix CVE-2018-7186?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST