Vulnerability · Published Jan 25, 2021 · Assigned by mitre
CVE-2020-36223
High 7.5
In plain English
A high-severity security flaw in the openldap package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.2% (higher than 91% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)4.2%top 8.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A flaw was discovered in OpenLDAP before 2.4.57 leading to a slapd crash in the Values Return Filter control handling, resulting in denial of service (double free and out-of-bounds read).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | openldap | 2.4.57-r0 | ALPINE-CVE-2020-36223 |
| Alpine:v3.21 | openldap | 2.4.57-r0 | ALPINE-CVE-2020-36223 |
| Alpine:v3.22 | openldap | 2.4.57-r0 | ALPINE-CVE-2020-36223 |
| Alpine:v3.23 | openldap | 2.4.57-r0 | ALPINE-CVE-2020-36223 |
| Alpine:v3.24 | openldap | 2.4.57-r0 | ALPINE-CVE-2020-36223 |
| Debian:12 | openldap | 2.4.57+dfsg-1 | DEBIAN-CVE-2020-36223 |
| Debian:13 | openldap | 2.4.57+dfsg-1 | DEBIAN-CVE-2020-36223 |
| Debian:14 | openldap | 2.4.57+dfsg-1 | DEBIAN-CVE-2020-36223 |
Affected products (as reported)
References
- https://git.openldap.org/openldap/openldap/-/tags/OPENLDAP_REL_ENG_2_4_57 x_refsource_MISC
- https://bugs.openldap.org/show_bug.cgi?id=9408 x_refsource_MISC
- https://git.openldap.org/openldap/openldap/-/commit/21981053a1195ae1555e23df4d9ac68d34ede9dd 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
- https://security.netapp.com/advisory/ntap-20210226-0002/ x_refsource_CONFIRM
- https://support.apple.com/kb/HT212529 x_refsource_CONFIRM
- https://support.apple.com/kb/HT212531 x_refsource_CONFIRM
- https://support.apple.com/kb/HT212530 x_refsource_CONFIRM
- 20210526 APPLE-SA-2021-05-25-2 macOS Big Sur 11.4 mailing-list, x_refsource_FULLDISC
- 20210526 APPLE-SA-2021-05-25-4 Security Update 2021-003 Catalina mailing-list, x_refsource_FULLDISC
- 20210526 APPLE-SA-2021-05-25-3 Security Update 2021-004 Mojave mailing-list, x_refsource_FULLDISC
- [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 mailing-list, x_refsource_MLIST
- [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 mailing-list, x_refsource_MLIST
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html