PT-2013-2217 · Ruby · Nori

Kurt Seifried · Published 2013-04-09 · Updated 2017-10-24 · CVE-2013-0285

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions nori gem versions 1.0.x through 1.0.2 nori gem versions 1.1.x through 1.1.3 nori gem versions 2.0.x through 2.0.1

Description The issue allows remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service involving nested XML entity references. This is achieved by leveraging Action Pack support for YAML type conversion or Symbol type conversion.

Recommendations For nori gem version 1.0.x, update to version 1.0.3 or later. For nori gem version 1.1.x, update to version 1.1.4 or later. For nori gem version 2.0.x, update to version 2.0.2 or later.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2013-0285

GHSA-4936-RJ25-6WM6

Affected Products

Nori

References · 17

• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nori/CVE-2013-0285.yml · Exploit
• https://ubuntu.com/security/CVE-2013-0285 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-0285 · Security Note
• https://osv.dev/vulnerability/GHSA-4936-rj25-6wm6 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2013-0285 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2013-0285 · Security Note
• https://github.com/savonrb/nori/commit/818f5263b1d597b603d46cbe1702cd2717259e32 · Note
• https://github.com/savonrb/nori/commit/c5e07f5c32e615f0a4a7ee2782d37f7a33261be4 · Note
• https://github.com/savonrb/nori · Note
• https://github.com/savonrb/nori/commit/2ca6f8603e406f884a8fcea6bc26f8f6bf168f40 · Note
• https://github.com/savonrb/nori/commit/d9b68667249b98776fb23ba9e9c548dc4b524709 · Note
• https://github.com/savonrb/nori/commit/c3fdce7a2d2670b44f1cda35da0ae73cc1372084 · Note
• https://github.com/savonrb/nori/commit/4bcf59abdcec6bcd1153241b122eda61a494e4fb · Note
• https://support.cloud.engineyard.com/entries/22915701-january-14-2013-security-vulnerabilities-httparty-extlib-crack-nori-update-these-gems-immediately · Note
• https://web.archive.org/web/20130203232028/https://support.cloud.engineyard.com/entries/22915701-january-14-2013-security-vulnerabilities-httparty-extlib-crack-nori-update-these-gems-immediately · Note