CVE-2013-0263
Estado: ModificadaMedia (5.1)—
Rack::Session::Cookie in Rack 1.5.x before 1.5.2, 1.4.x before 1.4.5, 1.3.x before 1.3.10, 1.2.x before 1.2.8, and 1.1.x before 1.1.6 allows remote attackers to guess the session cookie, gain privileges, and execute arbitrary code via a timing attack involving an HMAC comparison function that does not run in constant time.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P
- Puntuación base: 5.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 5.38%
- Percentil entre todas las CVEs puntuadas: 92
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-noinfo
Referencias
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00048.html
- http://rack.github.com/
- http://rhn.redhat.com/errata/RHSA-2013-0686.html
- http://secunia.com/advisories/52033
- http://secunia.com/advisories/52134
- http://secunia.com/advisories/52774
- http://www.debian.org/security/2013/dsa-2783
- http://www.osvdb.org/89939
- https://bugzilla.redhat.com/show_bug.cgi?id=909071
- https://gist.github.com/codahale/f9f3781f7b54985bee94
- https://github.com/rack/rack/commit/0cd7e9aa397f8ebb3b8481d67dbac8b4863a7f07
- https://github.com/rack/rack/commit/9a81b961457805f6d1a5c275d053068440421e11
- https://groups.google.com/d/msg/rack-devel/xKrHVWeNvDM/4ZGA576CnK4J
- https://groups.google.com/forum/#%21msg/rack-devel/RnQxm6i13C4/xfakH81yWvgJ
- https://groups.google.com/forum/#%21msg/rack-devel/bf937jPZxJM/1s6x95vIhmAJ
- https://groups.google.com/forum/#%21msg/rack-devel/hz-liLb9fKE/8jvVWU6xYiYJ
- https://groups.google.com/forum/#%21msg/rack-devel/mZsuRonD7G8/DpZIOmMLbOgJ
- https://puppet.com/security/cve/cve-2013-0263
- https://twitter.com/coda/statuses/299732877745197056
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00048.html
- http://rack.github.com/
- http://rhn.redhat.com/errata/RHSA-2013-0686.html
- http://secunia.com/advisories/52033
- http://secunia.com/advisories/52134
- http://secunia.com/advisories/52774
- http://www.debian.org/security/2013/dsa-2783
- http://www.osvdb.org/89939
- https://bugzilla.redhat.com/show_bug.cgi?id=909071
- https://gist.github.com/codahale/f9f3781f7b54985bee94
- https://github.com/rack/rack/commit/0cd7e9aa397f8ebb3b8481d67dbac8b4863a7f07
- https://github.com/rack/rack/commit/9a81b961457805f6d1a5c275d053068440421e11
- https://groups.google.com/d/msg/rack-devel/xKrHVWeNvDM/4ZGA576CnK4J
- https://groups.google.com/forum/#%21msg/rack-devel/RnQxm6i13C4/xfakH81yWvgJ
- https://groups.google.com/forum/#%21msg/rack-devel/bf937jPZxJM/1s6x95vIhmAJ
- https://groups.google.com/forum/#%21msg/rack-devel/hz-liLb9fKE/8jvVWU6xYiYJ
- https://groups.google.com/forum/#%21msg/rack-devel/mZsuRonD7G8/DpZIOmMLbOgJ
- https://puppet.com/security/cve/cve-2013-0263
- https://twitter.com/coda/statuses/299732877745197056
JSON original (NVD)
Mostrar
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"value": "Rack::Session::Cookie in Rack 1.5.x before 1.5.2, 1.4.x before 1.4.5, 1.3.x before 1.3.10, 1.2.x before 1.2.8, and 1.1.x before 1.1.6 allows remote attackers to guess the session cookie, gain privileges, and execute arbitrary code via a timing attack involving an HMAC comparison function that does not run in constant time."
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}
],
"lastModified": "2026-06-16T23:49:04.900",
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