CVE catalog
CVE-2019-19977
libesmtp: CVE-2019-19977
- Severity
- High · CVSS 7.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.97% · Oct 25, 2026
libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | libesmtp | sid | 1.1.0-3.2 | vulnerable |
| Debian | libesmtp | forky | 1.1.0-3.2 | vulnerable |
| Debian | libesmtp | trixie | 1.1.0-3.2 | vulnerable |
| Debian | libesmtp | bookworm | 1.1.0-3.1~deb12u1 | vulnerable |
| Opensuse | libesmtp | tumbleweed | 1.1.0-1.1 | fixed |
| Suse | libesmtp | linux enterprise point of sale 11 sp3 | 1.0.4-157.18.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 11 sp4-ltss | 1.0.4-157.18.3.1 | fixed |
| Suse | libesmtp | linux enterprise micro 5.1 | 1.0.6-150.4.1 | fixed |
| Opensuse | libesmtp | leap 15.2 | 1.0.6-lp152.4.3.1 | fixed |
| Suse | libesmtp | linux enterprise module for basesystem 15 sp2 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise module for basesystem 15 sp3 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise high performance computing 15-espos | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise high performance computing 15-ltss | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise high performance computing 15 sp1-espos | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise high performance computing 15 sp1-ltss | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise server 15-ltss | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise server 15 sp1-bcl | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise server 15 sp1-ltss | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise server for sap applications 15 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise server for sap applications 15 sp1 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | manager proxy 4.0 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | manager retail branch server 4.0 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | manager server 4.0 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | linux enterprise micro 5.0 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | enterprise storage 6 | 1.0.6-150.4.1 | fixed |
| Suse | libesmtp | hpe helion openstack 8 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | openstack cloud 8 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | openstack cloud 9 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | openstack cloud crowbar 8 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | openstack cloud crowbar 9 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server for sap applications 12 sp3 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server for sap applications 12 sp4 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise software development kit 12 sp5 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 12 sp2-bcl | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 12 sp3-ltss | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 12 sp3-bcl | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 12 sp4-ltss | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server 12 sp5 | 1.0.6-17.3.1 | fixed |
| Suse | libesmtp | linux enterprise server for sap applications 12 sp5 | 1.0.6-17.3.1 | fixed |
| Opensuse | libesmtp | leap 15.3 | 1.0.6-150.4.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libesmtp | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | libesmtp | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | libesmtp | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | libesmtp | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
| Opensuse | libesmtp | rpm | tumbleweed | 1.1.0-1.1 | Not reported | OPENSUSE-SU-2024:12594-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise point of sale 11 sp3 | 1.0.4-157.18.3.1 | Not reported | SUSE-SU-2021:14793-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 11 sp4-ltss | 1.0.4-157.18.3.1 | Not reported | SUSE-SU-2021:14793-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise micro 5.1 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-2 | Not reported |
| Opensuse | libesmtp | rpm | leap 15.2 | 1.0.6-lp152.4.3.1 | Not reported | OPENSUSE-SU-2021:1235-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise module for basesystem 15 sp2 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise module for basesystem 15 sp3 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise high performance computing 15-espos | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise high performance computing 15-ltss | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise high performance computing 15 sp1-espos | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise high performance computing 15 sp1-ltss | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 15-ltss | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 15 sp1-bcl | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 15 sp1-ltss | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server for sap applications 15 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server for sap applications 15 sp1 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | manager proxy 4.0 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | manager retail branch server 4.0 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | manager server 4.0 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise micro 5.0 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | enterprise storage 6 | 1.0.6-150.4.1 | Not reported | SUSE-SU-2021:2937-1 | Not reported |
| Suse | libesmtp | rpm | hpe helion openstack 8 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | openstack cloud 8 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | openstack cloud 9 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | openstack cloud crowbar 8 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | openstack cloud crowbar 9 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server for sap applications 12 sp3 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server for sap applications 12 sp4 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise software development kit 12 sp5 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 12 sp2-bcl | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 12 sp3-ltss | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 12 sp3-bcl | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 12 sp4-ltss | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server 12 sp5 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Suse | libesmtp | rpm | linux enterprise server for sap applications 12 sp5 | 1.0.6-17.3.1 | Not reported | SUSE-SU-2021:2917-1 | Not reported |
| Opensuse | libesmtp | rpm | leap 15.3 | 1.0.6-150.4.1 | Not reported | OPENSUSE-SU-2021:2937-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libesmtp6]Affected
Source package: [libesmtp]
Details (2)
1.1.0-3.1~deb12u1· amd64 · bookwormAffected
dsa · libesmtp · debian · bookworm; dsa · libesmtp · debian · 12
1.1.0-3.1~deb12u1· arm64 · bookwormAffected
dsa · libesmtp · debian · bookworm; dsa · libesmtp · debian · 12
- [libesmtp-dev]Affected
Source package: [libesmtp]
Details (2)
1.1.0-3.1~deb12u1· amd64 · bookwormAffected
dsa · libesmtp · debian · bookworm; dsa · libesmtp · debian · 12
1.1.0-3.1~deb12u1· arm64 · bookwormAffected
dsa · libesmtp · debian · bookworm; dsa · libesmtp · debian · 12
[Debian 13 (Trixie)]
- [libesmtp6]Affected
Source package: [libesmtp]
Details (2)
1.1.0-3.2· amd64 · trixieAffected
dsa · libesmtp · debian · 13
1.1.0-3.2· arm64 · trixieAffected
dsa · libesmtp · debian · 13
- [libesmtp-dev]Affected
Source package: [libesmtp]
Details (2)
1.1.0-3.2· amd64 · trixieAffected
dsa · libesmtp · debian · 13
1.1.0-3.2· arm64 · trixieAffected
dsa · libesmtp · debian · 13
[openSUSE Tumbleweed]
- [libesmtp6_2_0]Unknown
Source package: [libesmtp]
Details (1)
1.1.0-3.6· x86_64 · tumbleweedUnknown · Fixed:
1.1.0-1.1Version impact unknown
dsa · libesmtp · opensuse · tumbleweed
- [libesmtp-devel]Unknown
Source package: [libesmtp]
Details (1)
1.1.0-3.6· x86_64 · tumbleweedUnknown · Fixed:
1.1.0-1.1Version impact unknown
dsa · libesmtp · opensuse · tumbleweed
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2021_14793-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2019-19977]
- [https://osv.dev/vulnerability/SUSE-SU-2021:14793-1]
- [https://osv.dev/vulnerability/SUSE-SU-2021:2917-1]
- [https://osv.dev/vulnerability/SUSE-SU-2021:2937-1]
- [https://osv.dev/vulnerability/SUSE-SU-2021:2937-2]
- [https://osv.dev/vulnerability/openSUSE-SU-2021:1235-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2021:2937-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:12594-1]
- [https://security-tracker.debian.org/tracker/CVE-2019-19977]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]