CVE-2020-36403

Public Exploit

Description

HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read).

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Third-Party Advisory chromium.org Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097 issue tracking patch exploit third party advisory
https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e72c third party advisory patch
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yaml third party advisory
https://github.com/samtools/htslib/pull/1447 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-36403?
CVE-2020-36403 has been scored as a high severity vulnerability.
How to fix CVE-2020-36403?
To fix CVE-2020-36403, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-36403 being actively exploited in the wild?
It is possible that CVE-2020-36403 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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