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Vulnerability details: VCID-2fyr-85vm-aaak
Vulnerability ID VCID-2fyr-85vm-aaak
Aliases CVE-2023-45322
Summary ** DISPUTED ** libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation fails. This occurs in xmlUnlinkNode in tree.c. NOTE: the vendor's position is "I don't think these issues are critical enough to warrant a CVE ID ... because an attacker typically can't control when memory allocations fail."
Status Disputed
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-416 Use After Free
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 5.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-45322.json
epss 0.00072 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
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epss 0.00079 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
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epss 0.00079 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
epss 0.00081 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
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epss 0.0043 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
epss 0.0043 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
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epss 0.0043 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
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epss 0.0043 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
epss 0.0146 https://api.first.org/data/v1/epss?cve=CVE-2023-45322
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2023-45322
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2023-45322
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-45322.json
https://api.first.org/data/v1/epss?cve=CVE-2023-45322
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45322
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gitlab.gnome.org/GNOME/libxml2/-/issues/344
https://gitlab.gnome.org/GNOME/libxml2/-/issues/583
http://www.openwall.com/lists/oss-security/2023/10/06/5
1053629 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1053629
2242945 https://bugzilla.redhat.com/show_bug.cgi?id=2242945
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
CVE-2023-45322 https://nvd.nist.gov/vuln/detail/CVE-2023-45322
GLSA-202402-11 https://security.gentoo.org/glsa/202402-11
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-45322.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:R/S:U/C:N/I:N/A:H 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
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2023-45322
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2023-45322
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 0.32278
EPSS Score 0.00072
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
2025-04-19T18:04:38.670482+00:00 NVD CVE Status Improver Improve https://cveawg.mitre.org/api/cve/CVE-2023-45322 36.0.0