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CVE-2015-2963

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Date: July 10, 2015

The thoughtbot paperclip gem before 4.2.2 for Ruby does not consider the content-type value during media-type validation, which allows remote attackers to upload HTML documents and conduct cross-site scripting (XSS) attacks via a spoofed value, as demonstrated by image/jpeg.

Language: Ruby

Severity Score

Related Resources (11)

http://jvn.jp/en/jp/JVN83881261/index.html
https://web.archive.org/web/20200228084907/http://www.securityfocus.com/bid/75304
https://nvd.nist.gov/vuln/detail/CVE-2015-2963
https://robots.thoughtbot.com/paperclip-security-release
https://github.com/thoughtbot/paperclip
http://www.securityfocus.com/bid/75304
https://github.com/advisories/GHSA-phmw-pv3f-vvx7
http://openwall.com/lists/oss-security/2015/06/19/3
http://jvndb.jvn.jp/jvndb/JVNDB-2015-000088
https://github.com/thoughtbot/paperclip/commit/9aee4112f36058cd28d5fe4a006d6981bd1eda57
https://www.mend.io/vulnerability-database/CVE-2015-2963

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

Top Fix

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Upgrade Version

Upgrade to version paperclip - 4.2.2

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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