The IRC Protocol component in KVIrc 3.x and 4.x before r4693 does not properly handle \ (backslash) characters, which allows remote authenticated users to execute arbitrary CTCP commands via vectors involving \r and \40 sequences, a different vulnerability than CVE-2010-2451 and...
Product
debian/kvirc vulnerabilities
8 published CVES affecting debian/kvirc, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 8
- Critical
- 0
- High
- 5
- Medium
- 1
- Low
- 0
- Unscored
- 2
- CISA KEV
- 0
Latest debian/kvirc CVEs
Newest publication first
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MediumCVSS 6.5 EPSS 7.6%
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Unknown
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HighCVSS 9.3 EPSS 4.1%
Directory traversal vulnerability in the DCC functionality in KVIrc 3.4 and 4.0 allows remote attackers to overwrite arbitrary files via unknown vectors.
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HighCVSS 10.0 EPSS 2.7%
Multiple format string vulnerabilities in the DCC functionality in KVIrc 3.4 and 4.0 have unspecified impact and remote attack vectors.
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Unknown
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HighCVSS 9.3 EPSS 5.1% Public exploit
Argument injection vulnerability in the URI handler in KVIrc 3.4.2 Shiny allows remote attackers to execute arbitrary commands via a " (quote) followed by command line switches in a (1) irc:///, (2) irc6:///, (3) ircs:///, or (4) and ircs6:/// URI. NOTE: this might be due to an i...
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HighCVSS 7.6 EPSS 8.2% PoC
Format string vulnerability in the URI handler in KVirc 3.4.0, when set as the default application for processing IRC URIs, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via format string specifiers in the irc:// URI.
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HighCVSS 9.3 EPSS 3.2%
The parseIrcUrl function in src/kvirc/kernel/kvi_ircurl.cpp in KVIrc 3.2.0 allows user-assisted remote attackers to execute arbitrary commands via shell metacharacters in an (1) irc:// or (2) irc6:// URI.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.