CVE-2017-5356

Irssi before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a string containing a formatting sequence (%[) without a closing bracket (]).

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2017/01/12/8	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/96581	Third Party Advisory VDB Entry
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.html	Exploit Technical Description Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txt	Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-03-03 15:59

Updated : 2019-03-15 19:32

NVD link : CVE-2017-5356

Mitre link : CVE-2017-5356

CVE.ORG link : CVE-2017-5356

JSON object : View

Products Affected

debian

debian_linux

irssi

irssi

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2017-5356", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2017-03-03T15:59:00.820", "references": [{"url": "http://www.openwall.com/lists/oss-security/2017/01/12/8", "tags": ["Mailing List", "Third Party Advisory"], "source": "security@debian.org"}, {"url": "http://www.openwall.com/lists/oss-security/2017/01/13/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "security@debian.org"}, {"url": "http://www.securityfocus.com/bid/96581", "tags": ["Third Party Advisory", "VDB Entry"], "source": "security@debian.org"}, {"url": "https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.html", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "source": "security@debian.org"}, {"url": "https://irssi.org/security/irssi_sa_2017_01.txt", "tags": ["Patch", "Vendor Advisory"], "source": "security@debian.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "security@debian.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Irssi before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a string containing a formatting sequence (%[) without a closing bracket (])."}, {"lang": "es", "value": "Irssi en versiones anteriores a 0.8.21 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (lectura fuera de l\u00edmites y ca\u00edda) a trav\u00e9s de una cadena que contiene una secuencia de formato (%[) sin un cierre de par\u00e9ntesis (])."}], "lastModified": "2019-03-15T19:32:36.817", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "58A0BEDE-EE65-44C2-A298-0F3B49C6D30E", "versionEndExcluding": "0.8.21"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}], "operator": "OR"}]}], "sourceIdentifier": "security@debian.org"}