Cross-site scripting in xapian-core - CVE-2018-0499
Published: July 10, 2018 / Updated: July 11, 2018
Vulnerability identifier: #VU13797
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2018-0499
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient HTML escaping by the Xapian::MSet::snippet() function, as defined in the queryparser/termgenerator_internal.cc code. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
xapian-core
xapian-core (Alpine package)
xapian-bindings
xapian-core
Fedora
xapian-core (Alpine package)
xapian-bindings
xapian-core
Fedora
How to mitigate CVE-2018-0499
Update to version 1.4.6.
xapian-core - update to 1.4.6
xapian-core (Alpine package) - update to 1.4.7-r0
xapian-bindings - addressed in versions 1.4.6-1.fc27, 1.4.6-1.fc28
xapian-core - addressed in versions 1.4.6-1.fc27, 1.4.6-1.fc28
xapian-core (Alpine package) - update to 1.4.7-r0
xapian-bindings - addressed in versions 1.4.6-1.fc27, 1.4.6-1.fc28
xapian-core - addressed in versions 1.4.6-1.fc27, 1.4.6-1.fc28