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    CVE-2018-17057

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

    Published:Sep 14, 2018
    Last Modified:Nov 21, 2024
    EPS:Sep 14, 2018
    EPSS Score:0.38897
    CVSS Score:9.8

    Affected Products

    Vendor
    Limesurvey
    Product
    Limesurvey
    Vendor
    Tecnick
    Product
    Tcpdf

    Exploits

    http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.htmlhttp://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.htmlhttps://www.exploit-db.com/exploits/46634

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

    Related CVEs

    CVE-2026-65931 (CVSS 5.1) — LimeSurvey Community Edition 7.0.5 contains an authenticated improper authorization vulnerability in the surve…
    CVE-2026-63360 (CVSS 7.4) — LimeSurvey Community Edition 7.0.5+260623 contains an authenticated reflected Cross-Site Scripting vulnerabili…
    CVE-2026-16809 (CVSS 7.2) — LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota cr…
    CVE-2026-65930 (CVSS 4.8) — LimeSurvey Community Edition 7.0.5 contains an authenticated stored cross-site scripting vulnerability in the …
    CVE-2026-15973 (CVSS 8.4) — LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the Survey Menu Ent…
    CVE-2026-18403 (CVSS 6) — LimeSurvey Community Edition 7.0.5 contains an authenticated SQL injection vulnerability in the Central Partic…
    CVE-2026-63361 (CVSS 8.5) — LimeSurvey Community Edition 7.0.5 contains an authenticated reflected cross-site scripting vulnerability in t…
    CVE-2026-63107 (CVSS 6.3) — LimeSurvey through 6.17.10 and 7.0.4 contains a server-side request forgery vulnerability in the REST API surv…
    CVE-2026-50636 (CVSS 8.7) — The RemoteControl API methods invite_participants and remind_participants pass a caller-supplied token-ID arra…
    CVE-2026-50635 (CVSS 8.7) — LimeSurvey constructs account password-reset links from the client-supplied HTTP Host header without validatin…

    References

    http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-Code-Execution.html
    http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.html
    http://seclists.org/fulldisclosure/2019/Mar/36
    https://contao.org/en/news/security-vulnerability-cve-2018-17057.html
    https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5
    https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c26ed
    https://www.exploit-db.com/exploits/46634/
    http://packetstormsecurity.com/files/152200/TCPDF-6.2.19-Deserialization-Remote-Code-Execution.html
    http://packetstormsecurity.com/files/152360/LimeSurvey-Deserialization-Remote-Code-Execution.html
    http://seclists.org/fulldisclosure/2019/Mar/36
    https://contao.org/en/news/security-vulnerability-cve-2018-17057.html
    https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5
    https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c26ed
    https://www.exploit-db.com/exploits/46634/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High