Vulnerability Description
HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read).
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Htslib | Htslib | <= 1.10.2 |
| Linux | Linux Kernel | - |
Related Weaknesses (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097ExploitIssue TrackingPatch
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yamThird Party Advisory
- https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e7PatchThird Party Advisory
- https://github.com/samtools/htslib/pull/1447ExploitThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097ExploitIssue TrackingPatch
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yamThird Party Advisory
- https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e7PatchThird Party Advisory
- https://github.com/samtools/htslib/pull/1447ExploitThird Party Advisory
FAQ
What is CVE-2020-36403?
CVE-2020-36403 is a vulnerability with a CVSS score of 8.8 (HIGH). HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read).
How severe is CVE-2020-36403?
CVE-2020-36403 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-36403?
Check the references section above for vendor advisories and patch information. Affected products include: Htslib Htslib, Linux Linux Kernel.