CVE-2018-17057 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 26.2% (pctl 98)
Patch early
A public exploit exists.
Description
An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 26.17% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-09-14 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| limesurvey | limesurvey |
| tecnick | tcpdf |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | LimeSurvey < 3.16 - Remote Code Execution | 2019-04-02 |
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/
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