CVE-2018-6789: Exim vulnerability
Fixed in 4.90.1 · Affected: Exim before 4.90.1 · Exploitation: in CISA KEV since 3 Nov 2021
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
ExploitationIn CISA KEV
- In CISA KEVCISA KEV catalogue3 Nov 2021
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not established: not seen
Higher than 99% of scored CVEs
DescriptionCVE.org
An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalogue.
- CISA KEV
- Listed since 3 Nov 2021 · known ransomware use · catalogue entry
- Public check
- No public nuclei template
- Vendor
- Exim
- Published
- February 2018
- Bounty reports
- 1 disclosed on HackerOne
Disclosed bug bounty reports about CVE-2018-6789
The reports on HackerOne that name this CVE, with HackerOne's own outcome. Titles and metadata only.
- Exim off-by-one RCE vulnerabilityInternet Bug Bounty · 2019 · critical severityValid
What changed
CoverageNo articles yet
No CyberSIXT article names CVE-2018-6789 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.
References
- NVD entrynvd.nist.gov
- CISA KEV cataloguecisa.gov
- CVE recordcve.org
- Weakness CWE-120cwe.mitre.org
- Vendor advisoryusn.ubuntu.com
- Vendor advisorydebian.org
- exim.org/static/doc/security/CVE-2018-6789.txtexim.org
- openwall.com/lists/oss-security/2018/02/10/2openwall.com
- securitytracker.com/id/1040461securitytracker.com
- Exploitexploit-db.com
- git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1agit.exim.org
- devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018devco.re
- securityfocus.com/bid/103049securityfocus.com
- Exploitexploit-db.com
- packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflopacketstormsecurity.com
2 more references are in the CVE record.