What is CVE-2020-36221?

CVE-2020-36221 is a vulnerability in N/a. Published 2021-01-25.

Is CVE-2020-36221 known to be exploited?

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

Vulnerability in N/a

CVE-2020-36221

An integer underflow was discovered in OpenLDAP before 2.4.57 leading to slapd crashes in the Certificate Exact Assertion processing, resulting in denial of service (schema_init.c serialNumberAndIssuerCheck).

EPSS: 0.662 (98.5th percentile) — read the EPSS interpretation.

Affected products

N/a — versions n/a

Public proof-of-concept exploits

References

bugs.openldap.org/show_bug.cgi (x_refsource_MISC)
git.openldap.org/openldap/openldap/-/commit/38ac838e4150c626bbfa0082b7e2cf3a2bb… (x_refsource_MISC)
bugs.openldap.org/show_bug.cgi (x_refsource_MISC)
git.openldap.org/openldap/openldap/-/commit/58c1748e81c843c5b6e61648d2a4d1d82b4… (x_refsource_MISC)
git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57 (x_refsource_MISC)
[debian-lts-announce] 20210203 [SECURITY] [DLA 2544-1] openldap security update (mailing-list, x_refsource_MLIST)
DSA-4845 (vendor-advisory, x_refsource_DEBIAN)
security.netapp.com/advisory/ntap-20210226-0002/ (x_refsource_CONFIRM)
support.apple.com/kb/HT212529 (x_refsource_CONFIRM)
support.apple.com/kb/HT212531 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2020-36221?: CVE-2020-36221 is a vulnerability in N/a. Published 2021-01-25.
Is CVE-2020-36221 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.