CVE-2018-17057
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
1.0
Description
An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
LimeSurvey < 3.16 - Remote Code Execution
Source code queued for fetch — refresh in a moment.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 6.2.26+dfsg-1 |
| sid | Fixed | 6.2.26+dfsg-1 |
| forky | Fixed | 6.2.26+dfsg-1 |
| bullseye | Fixed | 6.2.26+dfsg-1 |
| bookworm | Fixed | 6.2.26+dfsg-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | tecnickcom/tcpdf | <6.2.22 | 6.2.22 |
| Packagist | fooman/tcpdf | <6.2.22 | 6.2.22 |
| Packagist | la-haute-societe/tcpdf | <6.2.22 | 6.2.22 |
| Packagist | spoonity/tcpdf | <6.2.22 | 6.2.22 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-17057
- https://github.com/LimeSurvey/LimeSurvey/commit/1cdd78d27697b3150bb44aaa7af1a81062a591a5
- https://github.com/tecnickcom/TCPDF/commit/1861e33fe05f653b67d070f7c106463e7a5c26ed
- https://contao.org/en/news/security-vulnerability-cve-2018-17057.html
- https://github.com/FriendsOfPHP/security-advisories/blob/master/fooman/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/la-haute-societe/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/spoonity/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/tecnickcom/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/wallabag/tcpdf/CVE-2018-17057.yaml
- https://github.com/tecnickcom/TCPDF
- 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://security-tracker.debian.org/tracker/CVE-2018-17057
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.