High severity7.5NVD Advisory· Published Nov 25, 2017· Updated May 13, 2026
CVE-2017-16944
CVE-2017-16944
Description
The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a '.' character signifying the end of the content, related to the bdat_getc function.
Affected products
3- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
9- bugs.exim.org/show_bug.cginvdExploitIssue Tracking
- www.securitytracker.com/id/1039873nvdThird Party AdvisoryVDB Entry
- www.debian.org/security/2017/dsa-4053nvdThird Party Advisory
- www.exploit-db.com/exploits/43184/nvdThird Party AdvisoryVDB Entry
- openwall.com/lists/oss-security/2017/11/25/1nvdMailing List
- openwall.com/lists/oss-security/2017/11/25/2nvdMailing List
- openwall.com/lists/oss-security/2017/11/25/3nvdMailing List
- lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.htmlnvdMailing List
- www.openwall.com/lists/oss-security/2021/05/04/7nvd
News mentions
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