MEDIUM
irssi: Out of bounds read in certain incomplete character sequences
Published Mar 3, 2017
5.9
MEDIUMCVSS 3.1
EPSS 5.05%
Description
Irssi 0.8.18 before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via vectors involving strings that are not UTF8.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
irssi
Not affected
Red Hat Enterprise Linux 7
irssi
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | irssi | Not affected | n/a |
| Red Hat Enterprise Linux 7 | irssi | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
5.9 MEDIUM Red Hat
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
5.05% 0.05052
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05052
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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.05% (0.05052) | 92.04th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.05% (0.05052) | 91.18th | v5 (v2026.06.15) |
| Jun 4, 2026 | 2.20% (0.02199) | 84.72th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.05% (0.01054) | 75.59th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.31% (0.02305) | 74.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.05% (0.01054) | 76.05th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.49% (0.00488) | 76.85th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.49% (0.00488) | 75.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.49% (0.00488) | 72.33th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.62% (0.01623) | 33.90th | v1 |
| Jan 6, 2022 | 1.62% (0.01623) | 33.20th | v1 |
| Sep 1, 2021 | 1.62% (0.01623) | 73.32th | v1 |
| Apr 14, 2021 | 1.62% (0.01623) | 0.00th | v1 |
Weaknesses (1)
References (8)
- http://www.openwall.com/lists/oss-security/2017/01/06/1 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/95310 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2017-5196 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1410827 Issue Tracking
- https://irssi.org/security/irssi_sa_2017_01.txt x_refsource_CONFIRMPatchVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-5196
- https://security.gentoo.org/glsa/201701-45 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-5196
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2017/01/06/1 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/95310 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2017-5196 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1410827 | Issue Tracking | |
| https://irssi.org/security/irssi_sa_2017_01.txt | x_refsource_CONFIRMPatchVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-5196 | ||
| https://security.gentoo.org/glsa/201701-45 | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2017-5196 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 3, 2017
Updated Aug 5, 2024
Reserved Jan 6, 2017
Link CVE-2017-5196
CISA Vulnrichment
Updated n/a