CVE-2018-17057 : An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserializ

An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.

Published 2018-09-14 20:29:01

Updated 2019-04-26 16:38:20

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-17057

Limesurvey » Limesurvey
Versions before (<) 3.16.0
cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:*
Matching versions
Tecnick » Tcpdf
Versions before (<) 6.2.22
cpe:2.3:a:tecnick:tcpdf:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

26.68%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 97 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-502 Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

Assigned by: nvd@nist.gov (Primary)

https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c26ed

Fix for security vulnerability: Using the phar:// wrapper it was poss… · tecnickcom/TCPDF@1861e33 · GitHub
Patch;Third Party Advisory
https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5

[security] Fixed issue #14670 : update tcpdf to 6.2.25 · LimeSurvey/LimeSurvey@1cdd78d · GitHub
Patch;Third Party Advisory
https://contao.org/en/news/security-vulnerability-cve-2018-17057.html

Security vulnerability CVE-2018-17057 - Contao Open Source CMS
Third Party Advisory
http://seclists.org/fulldisclosure/2019/Mar/36

Full Disclosure: CVE-2018-17057: phar deserialization in TCPDF might lead to RCE
Mailing List;Third Party Advisory
http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-Code-Execution.html

TCPDF 6.2.19 Deserialization / Remote Code Execution ≈ Packet Storm
Third Party Advisory;VDB Entry
http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.html

LimeSurvey Deserialization Remote Code Execution ≈ Packet Storm
Exploit;Third Party Advisory;VDB Entry
https://www.exploit-db.com/exploits/46634/

LimeSurvey < 3.16 - Remote Code Execution
VDB Entry;Third Party Advisory

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