What is CVE-2018-13843?

CVE-2018-13843 is a high-severity vulnerability in Htslib, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 7.5/10. Published 2018-07-10.

How severe is CVE-2018-13843?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2018-13843 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Htslib

CVE-2018-13843

An issue has been found in HTSlib 1.8. It is a memory leak in bgzf_getline in bgzf.c. NOTE: the software maintainer's position is that the "failure to free memory" can be fixed in applications that use the HTSlib library (such as test/test_bgzf.c in the original report) and is not a library issue

EPSS: 0.015 (71.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Htslib — versions 1.8
N/a — versions n/a

Weakness classification (CWE)

CWE-772 — Missing Release of Resource after Effective Lifetime

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-13843?: CVE-2018-13843 is a high-severity vulnerability in Htslib, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 7.5/10. Published 2018-07-10.
How severe is CVE-2018-13843?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-13843 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.