libpcap: Information disclosure in rpcapd/daemon.c
Published Oct 3, 2019
5.3
MEDIUMCVSS 3.1
EPSS 1.78%
Description
rpcapd/daemon.c in libpcap before 1.9.1 on non-Windows platforms provides details about why authentication failed, which might make it easier for attackers to enumerate valid usernames.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
libpcap
Not affected
Red Hat Enterprise Linux 7
libpcap
Not affected
Red Hat Enterprise Linux 8
libpcap
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libpcap | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libpcap | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libpcap | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of libpcap as shipped with Red Hat Enterprise Linux 6, 7, and 8 as they did not include support for RPCAPD.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.78% (0.01783) | 77.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.78% (0.01783) | 75.34th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.09% (0.01095) | 76.44th | v4 (v2025.03.14) |
| Dec 17, 2024 | 0.74% (0.00743) | 80.73th | v3 (v2023.03.01) |
| Sep 26, 2024 | 3.15% (0.03153) | 91.28th | v3 (v2023.03.01) |
| Jan 27, 2024 | 1.62% (0.01624) | 86.19th | v3 (v2023.03.01) |
| Sep 9, 2023 | 1.17% (0.01167) | 83.21th | v3 (v2023.03.01) |
| Aug 24, 2023 | 1.02% (0.01023) | 81.94th | v3 (v2023.03.01) |
| Aug 7, 2023 | 0.75% (0.00753) | 78.63th | v3 (v2023.03.01) |
| Jul 23, 2023 | 0.55% (0.00547) | 74.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.46% (0.00458) | 71.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.69% (0.02686) | 81.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.44% (0.23437) | 94.77th | v2 (v2022.01.01) |
| Feb 3, 2022 | 11.74% (0.11741) | 88.45th | v1 |
| Jan 6, 2022 | 11.74% (0.11741) | 88.31th | v1 |
| Sep 1, 2021 | 2.88% (0.02880) | 80.71th | v1 |
| Apr 14, 2021 | 2.88% (0.02880) | 0.00th | v1 |
References (17)
- http://seclists.org/fulldisclosure/2019/Dec/26 mailing-listx_refsource_FULLDISC
- https://access.redhat.com/security/cve/CVE-2019-15162 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1760622 Issue Tracking
- https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES x_refsource_CONFIRMProductRelease Notes
- https://github.com/the-tcpdump-group/libpcap/commit/484d60cbf7ca4ec758c3cbb8a82d68b244a78d58 x_refsource_CONFIRMPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2019-15162
- https://seclists.org/bugtraq/2019/Dec/23 mailing-listx_refsource_BUGTRAQ
- https://support.apple.com/kb/HT210785 x_refsource_CONFIRM
- https://support.apple.com/kb/HT210788 x_refsource_CONFIRM
- https://support.apple.com/kb/HT210789 x_refsource_CONFIRM
- https://support.apple.com/kb/HT210790 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2019-15162
- https://www.oracle.com/security-alerts/cpuapr2020.html x_refsource_MISC
- https://www.tcpdump.org/public-cve-list.txt x_refsource_CONFIRMVendor Advisory
Change history (0)
No recorded changes yet.