CVE-2010-1192
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name...
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Exploit likelihood
What each source reports
NVD Score used
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
CVE-2010-1192- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
CVE-2010-1192- Updated
- 2026-11-02
EUVDEUVD-2010-1222 No score
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
EUVD-2010-1222- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g2h9-5v79-gp76 No score
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name...
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
GHSA-g2h9-5v79-gp76- Updated
- 2026-11-02
OSV No score
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
CVE-2010-1192- Updated
- 2026-11-02
OSVDEBIAN-CVE-2010-1192 No score
libESMTP, probably 1.0.4 and earlier, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
- Record
DEBIAN-CVE-2010-1192- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-1192 is a medium vulnerability (CVSS 6.8) in Stafford.uklinux Libesmtp, published March 31, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 62nd percentile. Fixed in libesmtp 1.0.4-5.
References
openwall.com/lists/oss-security/2010/03/09/3
vupen.com/english/advisories/2010/1107
lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
nvd.nist.gov/vuln/detail/CVE-2010-1192
github.com/advisories/GHSA-g2h9-5v79-gp76
security-tracker.debian.org/tracker/CVE-2010-1192