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CVE-2022-22826

Date: January 7, 2022

nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Language: C

Severity Score

8.8

Related Resources (12)

Url: http://www.openwall.com/lists/oss-security/2022/01/17/3

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2022-22826

Url: https://security.gentoo.org/glsa/202209-24

Url: https://nvd.nist.gov/vuln/detail/CVE-2022-22826

Url: https://security.alpinelinux.org/vuln/CVE-2022-22826

Url: https://security-tracker.debian.org/tracker/CVE-2022-22826

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf

Url: https://www.debian.org/security/2022/dsa-5073

Url: https://github.com/libexpat/libexpat/pull/539

Url: https://access.redhat.com/security/cve/CVE-2022-22826

Url: https://www.tenable.com/security/tns-2022-05

Url: https://www.mend.io/vulnerability-database/CVE-2022-22826

Severity Score

8.8

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:	8.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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