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CVE-2019-13225

MEDIUMCVSS 6.5/10EPSS 2.13%

Last modified

CVE-2019-13225 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing a crafted regular expression. Oniguruma issues often affect Ruby, as well as common optional libraries for PHP and Rust.. EPSS estimates a 2.13% chance of exploitation in the next 30 days.

Description

A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing a crafted regular expression. Oniguruma issues often affect Ruby, as well as common optional libraries for PHP and Rust.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability
2.13%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Oniguruma ProjectOniguruma6.9.2
FedoraprojectFedora29
FedoraprojectFedora30

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-13225?
A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing a crafted regular expression. Oniguruma issues often affect Ruby, as well as common optional libraries for PHP and Rust.
How severe is CVE-2019-13225?
CVE-2019-13225 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.
How do I fix CVE-2019-13225?
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.

Are you affected by CVE-2019-13225?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST