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Vulnerability details: VCID-7bpp-2hvk-2udv
Vulnerability ID VCID-7bpp-2hvk-2udv
Aliases CVE-2020-24977
Summary Multiple vulnerabilities have been found in libxml2, the worst of which could result in a Denial of Service condition.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-20 Improper Input Validation
CWE-125 Out-of-bounds Read
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24977.json
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00516 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00516 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.00516 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
epss 0.0054 https://api.first.org/data/v1/epss?cve=CVE-2020-24977
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux Medium https://security.archlinux.org/AVG-1263
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00036.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00061.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24977.json
https://api.first.org/data/v1/epss?cve=CVE-2020-24977
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24977
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gitlab.gnome.org/GNOME/libxml2/-/commit/50f06b3efb638efb0abd95dc62dca05ae67882c2
https://gitlab.gnome.org/GNOME/libxml2/-/issues/178
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2NQ5GTDYOVH26PBCPYXXMGW5ZZXWMGZC/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5KTUAGDLEHTH6HU66HBFAFTSQ3OKRAN3/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/674LQPJO2P2XTBTREFR5LOZMBTZ4PZAY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7KQXOHIE3MNY3VQXEN7LDQUJNIHOVHAW/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ENEHQIBMSI6TZVS35Y6I4FCTYUQDLJVP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H3IQ7OQXBKWD3YP7HO6KCNOMLE5ZO2IR/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J3ICASXZI2UQYFJAOQWHSTNWGED3VXOE/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JCHXIWR5DHYO3RSO7RAHEC6VJKXD2EH2/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O7MEWYKIKMV2SKMGH4IDWVU3ZGJXBCPQ/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RIQAMBA2IJUTQG5VOP5LZVIZRNCKXHEQ/
https://security.netapp.com/advisory/ntap-20200924-0001/
https://www.oracle.com/security-alerts/cpuoct2021.html
1877788 https://bugzilla.redhat.com/show_bug.cgi?id=1877788
969529 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=969529
ASA-202011-15 https://security.archlinux.org/ASA-202011-15
AVG-1263 https://security.archlinux.org/AVG-1263
CVE-2020-24977 https://nvd.nist.gov/vuln/detail/CVE-2020-24977
GLSA-202107-05 https://security.gentoo.org/glsa/202107-05
RHSA-2021:1597 https://access.redhat.com/errata/RHSA-2021:1597
USN-4991-1 https://usn.ubuntu.com/4991-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-24977.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.65987
EPSS Score 0.00502
Published At April 7, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:02:19.780005+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202107-05 38.0.0