CVE-2020-25710
HIGH7.5EPSS 17.5%Published: 5/28/2021Modified: 4/28/2026
Description
A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability.
Affected packages (3)
- Alpine/openldapfrom 0, < 2.4.48-r2
- Bitnami/openldapfrom 0, < 2.4.56
- Debian/openldapfrom 0, < 2.4.56+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (10)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2020-25710
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-25710
- WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=1899678
- WEBhttps://git.openldap.org/openldap/openldap/-/commit/ab3915154e69920d480205b4bf5ccb2b391a0a1f#a2feb6ed0257c21c6672793ee2f94eaadc10c72c
- WEBhttps://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- WEBhttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- WEBhttps://lists.debian.org/debian-lts-announce/2020/12/msg00008.html
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2020-25710
- WEBhttps://security.netapp.com/advisory/ntap-20210716-0003/
- WEBhttps://www.debian.org/security/2020/dsa-4792