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CVE-2020-17487

HIGHCVSS 7.5/10EPSS 1.82%

Last modified

CVE-2020-17487 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.

Description

radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
1.82%

76.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
RadareRadare24.5.0
FedoraprojectFedora32
FedoraprojectFedora33

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-17487?
radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.
How severe is CVE-2020-17487?
CVE-2020-17487 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.
How do I fix CVE-2020-17487?
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-2020-17487?

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

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Source: NVD / NIST