Unscored severity · published Apr 18, 2008
CVE-2008-1891
Directory traversal vulnerability in WEBrick in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2, when…
–
CVSS
2.8%
EPSS
No
On KEV
Description
Directory traversal vulnerability in WEBrick in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2, when using NTFS or FAT filesystems, allows remote attackers to read arbitrary CGI files via a trailing (1) + (plus), (2) %2b (encoded plus), (3) . (dot), (4) %2e (encoded dot), or (5) %20 (encoded space) character in the URI, possibly related to the WEBrick::HTTPServlet::FileHandler and WEBrick::HTTPServer.new functionality and the :DocumentRoot option.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RU
Ruby · Ruby-lang
through 1.9.0; 1.8.5; 1.8.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2008-1891
CVE.org
https://www.cve.org/CVERecord?id=CVE-2008-1891
aluigi.altervista.org
http://aluigi.altervista.org/adv/webrickcgi-adv.txt
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2008-08/msg00006.html
Vendor Advisory
http://secunia.com/advisories/29794
secunia.com
http://secunia.com/advisories/30831
secunia.com
http://secunia.com/advisories/31687
www.mandriva.com
http://www.mandriva.com/security/advisories?name=MDVSA-2008:140
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