irssi up to 1.0.4 Safe Channel ID String out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in irssi up to 1.0.4. It has been classified as critical. The affected element is an unknown function of the component Safe Channel ID Handler. The manipulation as part of String leads to out-of-bounds. This vulnerability is listed as CVE-2017-15722. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in irssi up to 1.0.4 (Messaging Software). It has been rated as critical. This issue affects an unknown code block of the component Safe Channel ID Handler. The manipulation as part of a String leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.

The bug was discovered 10/22/2017. The weakness was presented 10/22/2017 (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2017-15722 since 10/21/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 104062 (FreeBSD : irssi -- multiple vulnerabilities (85e2c7eb-b74b-11e7-8546-5cf3fcfdd1f1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196957 (Ubuntu Security Notification for Irssi Vulnerabilities (USN-3465-1)).

Upgrading to version 1.0.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104062). See VDB-108320, VDB-108321, VDB-108322 and VDB-108324 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 104062
Nessus Name: FreeBSD : irssi -- multiple vulnerabilities (85e2c7eb-b74b-11e7-8546-5cf3fcfdd1f1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53380
OpenVAS Name: Debian Security Advisory DSA 4016-1 (irssi - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: irssi 1.0.5

Timelineinfo

10/21/2017 🔍
10/22/2017 +1 days 🔍
10/22/2017 +0 days 🔍
10/22/2017 +0 days 🔍
10/22/2017 +0 days 🔍
10/23/2017 +1 days 🔍
10/23/2017 +0 days 🔍
01/04/2023 +1899 days 🔍

Sourcesinfo

Advisory: DLA 1217-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-15722 (🔍)
GCVE (CVE): GCVE-0-2017-15722
GCVE (VulDB): GCVE-100-108323

OVAL: 🔍
See also: 🔍

Entryinfo

Created: 10/23/2017 09:07
Updated: 01/04/2023 10:13
Changes: 10/23/2017 09:07 (73), 11/28/2019 15:24 (3), 01/04/2023 10:13 (4)
Complete: 🔍
Cache ID: 216::103

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