CVE-2018-17057

high-risk
Published 2018-09-14

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

Do I need to act?

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52.1% chance of exploitation in next 30 days
EPSS score — higher than 48% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
46634
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Limesurvey Tecnick

References (14)

Third Party Advisory http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-...
Exploit http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Co...
Mailing List http://seclists.org/fulldisclosure/2019/Mar/36
Third Party Advisory https://contao.org/en/news/security-vulnerability-cve-2018-17057.html
Patch https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a810...
Patch https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c2...
Third Party Advisory https://www.exploit-db.com/exploits/46634/
Third Party Advisory http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-...
Exploit http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Co...
Mailing List http://seclists.org/fulldisclosure/2019/Mar/36
Third Party Advisory https://contao.org/en/news/security-vulnerability-cve-2018-17057.html
Patch https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a810...
Patch https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c2...
Third Party Advisory https://www.exploit-db.com/exploits/46634/
57
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 18/34 · Moderate
Exposure 7/34 · Low