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CVE-2023-38253

MEDIUMCVSS 5.5/10EPSS 0.35%

Last modified

CVE-2023-38253 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.35%

27.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
TatsW3m0.5.3\+git20230121
FedoraprojectExtra Packages For Enterprise Linux8.0
FedoraprojectFedora38
RedhatEnterprise Linux6.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-38253?
An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.
How severe is CVE-2023-38253?
CVE-2023-38253 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2023-38253?
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-2023-38253?

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

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Source: NVD / NIST