CVE-2017-7467 — A buffer overflow flaw was found in the way minicom before version 2

A buffer overflow flaw was found in the way minicom before version 2.7.1 handled VT100 escape sequences. A malicious terminal device could potentially use this flaw to crash minicom, or execute arbitrary code in the context of the minicom process.

01What is this vulnerability?

A buffer overflow flaw was found in the way minicom before version 2.7.1 handled VT100 escape sequences. A malicious terminal device could potentially use this flaw to crash minicom, or execute arbitrary code in the context of the minicom process.

02Affected products

Vendor	Product	Versions
[UNKNOWN]	minicom	minicom 2.7.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-07-11T13:00:00.000Z
• Last modified: 2024-08-05T16:04:11.557Z

09References

• www.openwall.com — http://www.openwall.com/lists/oss-security/2017/04/18/5
• www.securityfocus.com — http://www.securityfocus.com/bid/97966
• bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7467
• security.gentoo.org — https://security.gentoo.org/glsa/201706-13