Veracode Vulnerability DatabaseVERACODE:34264Cross-Site Scripting (XSS)
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
libexpat.so is vulnerable to cross-site scripting. The vulnerability exists in CHECK_NAME_CASE and CHECK_NMSTRT_CASES functions of xmltok_impl.c because the conditions are not properly validated which allows an attacker to inject and execute javascript.
References
www.openwall.com/lists/oss-security/2022/02/19/1
cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
github.com/advisories/GHSA-8mw4-grgw-m3fp
github.com/libexpat/libexpat/commit/367ae600b48d74261bbc339b17e9318424049791
github.com/libexpat/libexpat/pull/562
groups.google.com/g/linux.debian.bugs.dist/c/HvfUawaP8pk
lists.debian.org/debian-lts-announce/2022/03/msg00007.html
lists.fedoraproject.org/archives/list/[email protected]/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/
lists.fedoraproject.org/archives/list/[email protected]/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/
security.gentoo.org/glsa/202209-24
security.netapp.com/advisory/ntap-20220303-0008/
www.debian.org/security/2022/dsa-5085
www.oracle.com/security-alerts/cpuapr2022.html
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P